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153052250 = 2531347093
BaseRepresentation
bin10010001111101…
…10010001011010
3101122222212012212
421013312101122
5303140133000
623104235122
73535631321
oct1107662132
9348885185
10153052250
117943746a
124330baa2
132592a280
14164810b8
15d683c35
hex91f645a

153052250 has 32 divisors (see below), whose sum is σ = 308559888. Its totient is φ = 56510400.

The previous prime is 153052231. The next prime is 153052267. The reversal of 153052250 is 52250351.

153052250 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 8 ways, for example, as 19811401 + 133240849 = 4451^2 + 11543^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20297 + ... + 26796.

Almost surely, 2153052250 is an apocalyptic number.

153052250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153052250 is an abundant number, since it is smaller than the sum of its proper divisors (155507638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153052250 is a wasteful number, since it uses less digits than its factorization.

153052250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47123 (or 47113 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 153052250 is about 12371.4287776311. The cubic root of 153052250 is about 534.9090013220.

The spelling of 153052250 in words is "one hundred fifty-three million, fifty-two thousand, two hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 125 130 250 325 650 1625 3250 47093 94186 235465 470930 612209 1177325 1224418 2354650 3061045 5886625 6122090 11773250 15305225 30610450 76526125 153052250