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152914292 = 22972291721
BaseRepresentation
bin10010001110101…
…00100101110100
3101122201211222022
421013110211310
5303121224132
623101252312
73534515156
oct1107244564
9348654868
10152914292
1179352853
1243264098
13258ac53b
1416446ad6
15d657e12
hex91d4974

152914292 has 24 divisors (see below), whose sum is σ = 271697160. Its totient is φ = 75294720.

The previous prime is 152914291. The next prime is 152914309. The reversal of 152914292 is 292419251.

It can be written as a sum of positive squares in 4 ways, for example, as 71301136 + 81613156 = 8444^2 + 9034^2 .

It is a super-2 number, since 2×1529142922 = 46765561395722528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152914291) 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 7 ways as a sum of consecutive naturals, for example, 87992 + ... + 89712.

It is an arithmetic number, because the mean of its divisors is an integer number (11320715).

Almost surely, 2152914292 is an apocalyptic number.

It is an amenable number.

152914292 is a deficient number, since it is larger than the sum of its proper divisors (118782868).

152914292 is a wasteful number, since it uses less digits than its factorization.

152914292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051 (or 2049 counting only the distinct ones).

The product of its digits is 12960, while the sum is 35.

The square root of 152914292 is about 12365.8518509644. The cubic root of 152914292 is about 534.7482345261.

The spelling of 152914292 in words is "one hundred fifty-two million, nine hundred fourteen thousand, two hundred ninety-two".

Divisors: 1 2 4 97 194 229 388 458 916 1721 3442 6884 22213 44426 88852 166937 333874 394109 667748 788218 1576436 38228573 76457146 152914292