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108104285 = 531697447
BaseRepresentation
bin1100111000110…
…00101001011101
321112102021012102
412130120221131
5210133314120
614421014445
72451604562
oct634305135
9245367172
10108104285
1156027393
1230254425
1319520543
1410500869
159755d75
hex6718a5d

108104285 has 8 divisors (see below), whose sum is σ = 133910016. Its totient is φ = 83693520.

The previous prime is 108104273. The next prime is 108104287. The reversal of 108104285 is 582401801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 108104285 - 212 = 108100189 is a prime.

It is a super-2 number, since 2×1081042852 = 23373072870722450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108104287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348569 + ... + 348878.

It is an arithmetic number, because the mean of its divisors is an integer number (16738752).

Almost surely, 2108104285 is an apocalyptic number.

It is an amenable number.

108104285 is a deficient number, since it is larger than the sum of its proper divisors (25805731).

108104285 is an equidigital number, since it uses as much as digits as its factorization.

108104285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697483.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 108104285 is about 10397.3210491934. The cubic root of 108104285 is about 476.3735460207.

The spelling of 108104285 in words is "one hundred eight million, one hundred four thousand, two hundred eighty-five".

Divisors: 1 5 31 155 697447 3487235 21620857 108104285