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152928228 = 22312744019
BaseRepresentation
bin10010001110101…
…11111111100100
3101122202120002110
421013113333210
5303122200403
623101441020
73534603615
oct1107277744
9348676073
10152928228
1179362272
1243270170
13258b599b
141644bc0c
15d65c103
hex91d7fe4

152928228 has 12 divisors (see below), whose sum is σ = 356832560. Its totient is φ = 50976072.

The previous prime is 152928197. The next prime is 152928233. The reversal of 152928228 is 822829251.

152928228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6371998 + ... + 6372021.

Almost surely, 2152928228 is an apocalyptic number.

It is an amenable number.

152928228 is an abundant number, since it is smaller than the sum of its proper divisors (203904332).

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

152928228 is a wasteful number, since it uses less digits than its factorization.

152928228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12744026 (or 12744024 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 152928228 is about 12366.4153253884. The cubic root of 152928228 is about 534.7644789745.

The spelling of 152928228 in words is "one hundred fifty-two million, nine hundred twenty-eight thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 12744019 25488038 38232057 50976076 76464114 152928228