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152113225 = 5211553139
BaseRepresentation
bin10010001000100…
…01000001001001
3101121020011010011
421010101001021
5302420110400
623032151521
73524640535
oct1104210111
9347204104
10152113225
1178955a10
1242b385a1
132568ba34
14162b8bc5
15d54a8ba
hex9111049

152113225 has 12 divisors (see below), whose sum is σ = 205768080. Its totient is φ = 110627600.

The previous prime is 152113219. The next prime is 152113271. The reversal of 152113225 is 522311251.

It is not a de Polignac number, because 152113225 - 215 = 152080457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152113196 and 152113205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276295 + ... + 276844.

It is an arithmetic number, because the mean of its divisors is an integer number (17147340).

Almost surely, 2152113225 is an apocalyptic number.

It is an amenable number.

152113225 is a deficient number, since it is larger than the sum of its proper divisors (53654855).

152113225 is a wasteful number, since it uses less digits than its factorization.

152113225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553160 (or 553155 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 152113225 is about 12333.4190312338. The cubic root of 152113225 is about 533.8128099149.

Adding to 152113225 its reverse (522311251), we get a palindrome (674424476).

It can be divided in two parts, 1521 and 13225, that multiplied together give a square (20115225 = 44852).

The spelling of 152113225 in words is "one hundred fifty-two million, one hundred thirteen thousand, two hundred twenty-five".

Divisors: 1 5 11 25 55 275 553139 2765695 6084529 13828475 30422645 152113225