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153073128 = 23313490619
BaseRepresentation
bin10010001111110…
…11010111101000
3101200000220212010
421013323113220
5303141320003
623104515520
73536046225
oct1107732750
9350026763
10153073128
117945111a
124331bba0
1325936920
141648894c
15d68a003
hex91fb5e8

153073128 has 32 divisors (see below), whose sum is σ = 412120800. Its totient is φ = 47099328.

The previous prime is 153073127. The next prime is 153073153. The reversal of 153073128 is 821370351.

It is a junction number, because it is equal to n+sod(n) for n = 153073095 and 153073104.

It is not an unprimeable number, because it can be changed into a prime (153073121) 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, 244998 + ... + 245621.

It is an arithmetic number, because the mean of its divisors is an integer number (12878775).

Almost surely, 2153073128 is an apocalyptic number.

It is an amenable number.

153073128 is an abundant number, since it is smaller than the sum of its proper divisors (259047672).

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

153073128 is a wasteful number, since it uses less digits than its factorization.

153073128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490641 (or 490637 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 153073128 is about 12372.2725479194. The cubic root of 153073128 is about 534.9333226945.

The spelling of 153073128 in words is "one hundred fifty-three million, seventy-three thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 490619 981238 1471857 1962476 2943714 3924952 5887428 6378047 11774856 12756094 19134141 25512188 38268282 51024376 76536564 153073128