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122952008 = 2338939509
BaseRepresentation
bin1110101010000…
…01100101001000
322120100121110002
413111001211020
5222433431013
620111142132
73022034444
oct725014510
9276317402
10122952008
1163448733
1235214948
131c61b78a
1412487824
15abda358
hex7541948

122952008 has 16 divisors (see below), whose sum is σ = 231133500. Its totient is φ = 61316416.

The previous prime is 122951981. The next prime is 122952017. The reversal of 122952008 is 800259221.

It can be written as a sum of positive squares in 2 ways, for example, as 112826884 + 10125124 = 10622^2 + 3182^2 .

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 3 ways as a sum of consecutive naturals, for example, 16643 + ... + 22866.

Almost surely, 2122952008 is an apocalyptic number.

It is an amenable number.

122952008 is a deficient number, since it is larger than the sum of its proper divisors (108181492).

122952008 is a wasteful number, since it uses less digits than its factorization.

122952008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39904 (or 39900 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 122952008 is about 11088.3726488606. The cubic root of 122952008 is about 497.2542937943.

The spelling of 122952008 in words is "one hundred twenty-two million, nine hundred fifty-two thousand, eight".

Divisors: 1 2 4 8 389 778 1556 3112 39509 79018 158036 316072 15369001 30738002 61476004 122952008