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152660125 = 536120021
BaseRepresentation
bin10010001100101…
…10100010011101
3101122020221022201
421012112202131
5303040111000
623052011501
73532406152
oct1106264235
9348227281
10152660125
11791998a2
1243160b91
1325820947
14163bc229
15d60796a
hex919689d

152660125 has 16 divisors (see below), whose sum is σ = 193652784. Its totient is φ = 120120000.

The previous prime is 152660107. The next prime is 152660129. The reversal of 152660125 is 521066251.

It can be written as a sum of positive squares in 8 ways, for example, as 132112036 + 20548089 = 11494^2 + 4533^2 .

It is not a de Polignac number, because 152660125 - 25 = 152660093 is a prime.

It is a super-2 number, since 2×1526601252 = 46610227530031250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 152660093 and 152660102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152660129) 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 15 ways as a sum of consecutive naturals, for example, 2386 + ... + 17635.

It is an arithmetic number, because the mean of its divisors is an integer number (12103299).

Almost surely, 2152660125 is an apocalyptic number.

It is an amenable number.

152660125 is a deficient number, since it is larger than the sum of its proper divisors (40992659).

152660125 is an equidigital number, since it uses as much as digits as its factorization.

152660125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20097 (or 20087 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 152660125 is about 12355.5706060060. The cubic root of 152660125 is about 534.4517923679.

The spelling of 152660125 in words is "one hundred fifty-two million, six hundred sixty thousand, one hundred twenty-five".

Divisors: 1 5 25 61 125 305 1525 7625 20021 100105 500525 1221281 2502625 6106405 30532025 152660125