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152513876 = 2297393077
BaseRepresentation
bin10010001011100…
…10110101010100
3101121222111201002
421011302311110
5303020421001
623044522432
73531226604
oct1105626524
9347874632
10152513876
11790a9a29
12430b0418
132579c1c8
1416380c04
15d5c946b
hex9172d54

152513876 has 12 divisors (see below), whose sum is σ = 269651508. Its totient is φ = 75470592.

The previous prime is 152513873. The next prime is 152513887. The reversal of 152513876 is 678315251.

It can be written as a sum of positive squares in 2 ways, for example, as 40704400 + 111809476 = 6380^2 + 10574^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152513873) 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 3 ways as a sum of consecutive naturals, for example, 196151 + ... + 196926.

It is an arithmetic number, because the mean of its divisors is an integer number (22470959).

Almost surely, 2152513876 is an apocalyptic number.

It is an amenable number.

152513876 is a deficient number, since it is larger than the sum of its proper divisors (117137632).

152513876 is a wasteful number, since it uses less digits than its factorization.

152513876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393178 (or 393176 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 152513876 is about 12349.6508452668. The cubic root of 152513876 is about 534.2810688655.

The spelling of 152513876 in words is "one hundred fifty-two million, five hundred thirteen thousand, eight hundred seventy-six".

Divisors: 1 2 4 97 194 388 393077 786154 1572308 38128469 76256938 152513876