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104153291 = 11261103137
BaseRepresentation
bin1100011010101…
…00000011001011
321020222112110022
412031110003023
5203130401131
614200211055
72403200624
oct615240313
9236875408
10104153291
1153878a00
122aa69a8b
1318769088
14db92a4b
15922537b
hex63540cb

104153291 has 24 divisors (see below), whose sum is σ = 118346592. Its totient is φ = 91555200.

The previous prime is 104153279. The next prime is 104153299. The reversal of 104153291 is 192351401.

It is not a de Polignac number, because 104153291 - 222 = 99958987 is a prime.

It is a super-2 number, since 2×1041532912 = 21695816052261362, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104153291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104153299) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 760175 + ... + 760311.

It is an arithmetic number, because the mean of its divisors is an integer number (4931108).

Almost surely, 2104153291 is an apocalyptic number.

104153291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104153291 is a deficient number, since it is larger than the sum of its proper divisors (14193301).

104153291 is a wasteful number, since it uses less digits than its factorization.

104153291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 104153291 is about 10205.5519693939. The cubic root of 104153291 is about 470.4978744037.

The spelling of 104153291 in words is "one hundred four million, one hundred fifty-three thousand, two hundred ninety-one".

Divisors: 1 11 61 103 121 137 671 1133 1507 6283 7381 8357 12463 14111 16577 69113 91927 155221 760243 860771 1011197 1707431 9468481 104153291