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152952880 = 2451911911
BaseRepresentation
bin10010001110111…
…10000000110000
3101122210210220111
421013132000300
5303123443010
623102151104
73535035523
oct1107360060
9348723814
10152952880
1179379843
1243282494
13258c3c82
1416456bba
15d66458a
hex91de030

152952880 has 20 divisors (see below), whose sum is σ = 355615632. Its totient is φ = 61181120.

The previous prime is 152952871. The next prime is 152952887. The reversal of 152952880 is 88259251.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (152952887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955876 + ... + 956035.

Almost surely, 2152952880 is an apocalyptic number.

152952880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152952880 is an abundant number, since it is smaller than the sum of its proper divisors (202662752).

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

152952880 is a wasteful number, since it uses less digits than its factorization.

152952880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911924 (or 1911918 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 40.

The square root of 152952880 is about 12367.4120170713. The cubic root of 152952880 is about 534.7932120733.

The spelling of 152952880 in words is "one hundred fifty-two million, nine hundred fifty-two thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1911911 3823822 7647644 9559555 15295288 19119110 30590576 38238220 76476440 152952880