Search a number
-
+
152150525 = 5215493929
BaseRepresentation
bin10010001000110…
…10000111111101
3101121022001021122
421010122013331
5302422304100
623033040325
73525154352
oct1104320775
9347261248
10152150525
1178980a3a
1242b560a5
13256a29c7
14162c8629
15d556985
hex911a1fd

152150525 has 12 divisors (see below), whose sum is σ = 188836500. Its totient is φ = 121610880.

The previous prime is 152150521. The next prime is 152150533. The reversal of 152150525 is 525051251.

152150525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 25745476 + 126405049 = 5074^2 + 11243^2 .

It is not a de Polignac number, because 152150525 - 22 = 152150521 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152150494 and 152150503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152150521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36761 + ... + 40689.

It is an arithmetic number, because the mean of its divisors is an integer number (15736375).

Almost surely, 2152150525 is an apocalyptic number.

It is an amenable number.

152150525 is a deficient number, since it is larger than the sum of its proper divisors (36685975).

152150525 is a wasteful number, since it uses less digits than its factorization.

152150525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5488 (or 5483 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 152150525 is about 12334.9310902007. The cubic root of 152150525 is about 533.8564387984.

The spelling of 152150525 in words is "one hundred fifty-two million, one hundred fifty thousand, five hundred twenty-five".

Divisors: 1 5 25 1549 3929 7745 19645 38725 98225 6086021 30430105 152150525