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152993612 = 2261797937
BaseRepresentation
bin10010001111001…
…11111101001100
3101122212212210002
421013213331030
5303131243422
623103103432
73535265342
oct1107477514
9348785702
10152993612
11793a7402
12432a1b78
1325909685
1416467992
15d671692
hex91e7f4c

152993612 has 24 divisors (see below), whose sum is σ = 275607360. Its totient is φ = 74280960.

The previous prime is 152993611. The next prime is 152993623. The reversal of 152993612 is 216399251.

It is not an unprimeable number, because it can be changed into a prime (152993611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15308 + ... + 23244.

It is an arithmetic number, because the mean of its divisors is an integer number (11483640).

Almost surely, 2152993612 is an apocalyptic number.

It is an amenable number.

152993612 is a deficient number, since it is larger than the sum of its proper divisors (122613748).

152993612 is a wasteful number, since it uses less digits than its factorization.

152993612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8081 (or 8079 counting only the distinct ones).

The product of its digits is 29160, while the sum is 38.

The square root of 152993612 is about 12369.0586545622. The cubic root of 152993612 is about 534.8406804260.

The spelling of 152993612 in words is "one hundred fifty-two million, nine hundred ninety-three thousand, six hundred twelve".

Divisors: 1 2 4 61 79 122 158 244 316 4819 7937 9638 15874 19276 31748 484157 627023 968314 1254046 1936628 2508092 38248403 76496806 152993612