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152655980 = 22522933331
BaseRepresentation
bin10010001100101…
…01100001101100
3101122020201122012
421012111201230
5303034442410
623051540352
73532361111
oct1106254154
9348221565
10152655980
1179196774
124315a6b8
132581baa9
14163ba908
15d606605
hex919586c

152655980 has 24 divisors (see below), whose sum is σ = 321987120. Its totient is φ = 60793920.

The previous prime is 152655961. The next prime is 152655989. The reversal of 152655980 is 89556251.

It is not an unprimeable number, because it can be changed into a prime (152655989) 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, 12086 + ... + 21245.

It is an arithmetic number, because the mean of its divisors is an integer number (13416130).

Almost surely, 2152655980 is an apocalyptic number.

152655980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152655980 is an abundant number, since it is smaller than the sum of its proper divisors (169331140).

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

152655980 is a wasteful number, since it uses less digits than its factorization.

152655980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33569 (or 33567 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The square root of 152655980 is about 12355.4028667624. The cubic root of 152655980 is about 534.4469552115.

The spelling of 152655980 in words is "one hundred fifty-two million, six hundred fifty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 229 458 916 1145 2290 4580 33331 66662 133324 166655 333310 666620 7632799 15265598 30531196 38163995 76327990 152655980