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152910056 = 23131470289
BaseRepresentation
bin10010001110100…
…11100011101000
3101122201122011102
421013103203220
5303121110211
623101220532
73534466625
oct1107234350
9348648142
10152910056
117934a652
1243261748
13258aa630
141644534c
15d656a3b
hex91d38e8

152910056 has 16 divisors (see below), whose sum is σ = 308760900. Its totient is φ = 70573824.

The previous prime is 152910047. The next prime is 152910059. The reversal of 152910056 is 650019251.

It can be written as a sum of positive squares in 2 ways, for example, as 151044100 + 1865956 = 12290^2 + 1366^2 .

It is not an unprimeable number, because it can be changed into a prime (152910059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735041 + ... + 735248.

Almost surely, 2152910056 is an apocalyptic number.

It is an amenable number.

152910056 is an abundant number, since it is smaller than the sum of its proper divisors (155850844).

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

152910056 is a wasteful number, since it uses less digits than its factorization.

152910056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470308 (or 1470304 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 152910056 is about 12365.6805716467. The cubic root of 152910056 is about 534.7432966522.

The spelling of 152910056 in words is "one hundred fifty-two million, nine hundred ten thousand, fifty-six".

Divisors: 1 2 4 8 13 26 52 104 1470289 2940578 5881156 11762312 19113757 38227514 76455028 152910056