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102514412 = 227111325603
BaseRepresentation
bin1100001110000…
…11111011101100
321010220021100002
412013003323230
5202220430122
614101123432
72353233560
oct607037354
9233807302
10102514412
1152959660
122a3b9578
1318314120
14d8876a0
158eee992
hex61c3eec

102514412 has 48 divisors (see below), whose sum is σ = 240882432. Its totient is φ = 36866880.

The previous prime is 102514397. The next prime is 102514421. The reversal of 102514412 is 214415201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8798 + ... + 16805.

It is an arithmetic number, because the mean of its divisors is an integer number (5018384).

Almost surely, 2102514412 is an apocalyptic number.

It is an amenable number.

102514412 is an abundant number, since it is smaller than the sum of its proper divisors (138368020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102514412 is a wasteful number, since it uses less digits than its factorization.

102514412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25638 (or 25636 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 102514412 is about 10124.9400985882. The cubic root of 102514412 is about 468.0170142596.

Adding to 102514412 its reverse (214415201), we get a palindrome (316929613).

The spelling of 102514412 in words is "one hundred two million, five hundred fourteen thousand, four hundred twelve".

Divisors: 1 2 4 7 11 13 14 22 26 28 44 52 77 91 143 154 182 286 308 364 572 1001 2002 4004 25603 51206 102412 179221 281633 332839 358442 563266 665678 716884 1126532 1331356 1971431 2329873 3661229 3942862 4659746 7322458 7885724 9319492 14644916 25628603 51257206 102514412