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152274852 = 223231136447
BaseRepresentation
bin10010001001110…
…00011110100100
3101121112100211100
421010320132210
5302440243402
623035440100
73526213002
oct1104703644
9347470740
10152274852
1178a56394
1242bb6030
1325717482
141631ba72
15d57d71c
hex91387a4

152274852 has 36 divisors (see below), whose sum is σ = 397336576. Its totient is φ = 49120560.

The previous prime is 152274847. The next prime is 152274887. The reversal of 152274852 is 258472251.

It is a happy number.

152274852 is a `hidden beast` number, since 152 + 27 + 485 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 67108 + ... + 69339.

Almost surely, 2152274852 is an apocalyptic number.

152274852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152274852 is an abundant number, since it is smaller than the sum of its proper divisors (245061724).

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

152274852 is a wasteful number, since it uses less digits than its factorization.

152274852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136488 (or 136483 counting only the distinct ones).

The product of its digits is 44800, while the sum is 36.

The square root of 152274852 is about 12339.9696920211. The cubic root of 152274852 is about 534.0018095297.

The spelling of 152274852 in words is "one hundred fifty-two million, two hundred seventy-four thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 31 36 62 93 124 186 279 372 558 1116 136447 272894 409341 545788 818682 1228023 1637364 2456046 4229857 4912092 8459714 12689571 16919428 25379142 38068713 50758284 76137426 152274852