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152885205 = 33511102953
BaseRepresentation
bin10010001110011…
…01011111010101
3101122200101002000
421013031133111
5303114311310
623100505513
73534334314
oct1107153725
9348611060
10152885205
1179332a10
124324b299
132589c225
141643a27b
15d64e4c0
hex91cd7d5

152885205 has 32 divisors (see below), whose sum is σ = 296507520. Its totient is φ = 74125440.

The previous prime is 152885203. The next prime is 152885207. The reversal of 152885205 is 502588251.

152885205 is a `hidden beast` number, since 1 + 52 + 88 + 520 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (152885203) and next prime (152885207).

It is not a de Polignac number, because 152885205 - 21 = 152885203 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 152885205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152885203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49992 + ... + 52961.

It is an arithmetic number, because the mean of its divisors is an integer number (9265860).

Almost surely, 2152885205 is an apocalyptic number.

152885205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152885205 is a deficient number, since it is larger than the sum of its proper divisors (143622315).

152885205 is a wasteful number, since it uses less digits than its factorization.

152885205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102978 (or 102972 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 36.

The square root of 152885205 is about 12364.6756932804. The cubic root of 152885205 is about 534.7143261886.

The spelling of 152885205 in words is "one hundred fifty-two million, eight hundred eighty-five thousand, two hundred five".

Divisors: 1 3 5 9 11 15 27 33 45 55 99 135 165 297 495 1485 102953 308859 514765 926577 1132483 1544295 2779731 3397449 4632885 5662415 10192347 13898655 16987245 30577041 50961735 152885205