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97051912 = 23176710651
BaseRepresentation
bin1011100100011…
…10010100001000
320202121202012021
411302032110020
5144321130122
613344054224
72255633116
oct562162410
9222552167
1097051912
114a8685a1
1228604374
1317150989
14cc64ab6
1587c11c7
hex5c8e508

97051912 has 32 divisors (see below), whose sum is σ = 195570720. Its totient is φ = 44985600.

The previous prime is 97051909. The next prime is 97051921. The reversal of 97051912 is 21915079.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3787 + ... + 14437.

It is an arithmetic number, because the mean of its divisors is an integer number (6111585).

Almost surely, 297051912 is an apocalyptic number.

It is an amenable number.

97051912 is an abundant number, since it is smaller than the sum of its proper divisors (98518808).

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

97051912 is a wasteful number, since it uses less digits than its factorization.

97051912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10741 (or 10737 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 34.

The square root of 97051912 is about 9851.4928817921. The cubic root of 97051912 is about 459.5520402775.

The spelling of 97051912 in words is "ninety-seven million, fifty-one thousand, nine hundred twelve".

Divisors: 1 2 4 8 17 34 67 68 134 136 268 536 1139 2278 4556 9112 10651 21302 42604 85208 181067 362134 713617 724268 1427234 1448536 2854468 5708936 12131489 24262978 48525956 97051912