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152659025 = 5212494889
BaseRepresentation
bin10010001100101…
…10010001010001
3101122020212210222
421012112101101
5303040042100
623052002425
73532403021
oct1106262121
9348225728
10152659025
1179198a92
1243160415
13258202ac
14163bba81
15d607485
hex9196451

152659025 has 12 divisors (see below), whose sum is σ = 189487500. Its totient is φ = 122004480.

The previous prime is 152659021. The next prime is 152659049. The reversal of 152659025 is 520956251.

It can be written as a sum of positive squares in 6 ways, for example, as 1098304 + 151560721 = 1048^2 + 12311^2 .

It is not a de Polignac number, because 152659025 - 22 = 152659021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152659021) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 28781 + ... + 33669.

It is an arithmetic number, because the mean of its divisors is an integer number (15790625).

Almost surely, 2152659025 is an apocalyptic number.

It is an amenable number.

152659025 is a deficient number, since it is larger than the sum of its proper divisors (36828475).

152659025 is a wasteful number, since it uses less digits than its factorization.

152659025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148 (or 6143 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 152659025 is about 12355.5260915916. The cubic root of 152659025 is about 534.4505086920.

The spelling of 152659025 in words is "one hundred fifty-two million, six hundred fifty-nine thousand, twenty-five".

Divisors: 1 5 25 1249 4889 6245 24445 31225 122225 6106361 30531805 152659025