### About the Number 524 (five hundred twenty-four)

524 was the smallest number without a nBAB on 29 June 2018.

```MathBabbler Number Analyst (MBNA) output:
=========================================
524 is natural, counting, whole, integer
524 is even (not odd)
524 proper divisors are: 1,2,4,131,262,
524 has 5 proper divisors
524 is deficient (sum of divisors is 400; ratio: 0.763359)
524 is unhappy
524 is not a Squarefree Number: 4,
524 is composite (not prime)
524 has the prime factors: 2*2*131 (sum=135)
524 is a 131-smooth number
524 is Recaman number 1213
524 digital root is 2
524 in octal is 01014
524 in binary is 1000001100 (is odious)
524 nearest square numbers: -40...5 (484...529 [23])
sqrt(524) = 22.891
ln(524) = 6.26149
log(524) = 2.71933
524! is 1.31253e+1199
524 is 166.794 Pi years
524 is 26 score and 4 years
524 written as a Roman numeral is DXXIV
524 is 132^2 - 130^2 and 2 * (132 + 130)
524 is a multiple of 2 & it contains a 2 (A121022)
524 is a multiple of 4 & it contains a 4 (A121024)
__________________________________________________________________________________________________________________________________
524 reciprocal is 0.001908396946564885496183206106870229007633587786259541984732824427480916030534351145038167938931297709923664122137404580152671755725
remainders:
1,10,100,476,44,440,208,508,364,496,244,344,296,340,256,464,448,288,260,504,324,96,436,168,108,32,320,56,36,360,456,368,12,120,152,472,4,40,400,332,176,188,308,460,408,412,452,328,136,312,500,284,220,104,516,444,248,384,172,148,432,128,232,224,144,392,252,424,48,480,84,316,16,160,28,280,180,228,184,268,60,76,236,264,20,200,428,88,356,416,492,204,468,488,164,68,156,512,404,372,52,520,484,124,192,348,336,216,64,116,112,72,196,388,212,24,240,304,420,8,80,276,140,352,376,92,396,292,300,380,132,272,100
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 29 June 2018