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147604027 = 19972832
BaseRepresentation
bin10001100110001…
…00001000111011
3101021202001122211
420303010020323
5300241312102
622351355551
73441420304
oct1063041073
9337661584
10147604027
11763560aa
1241522bb7
132477047c
14158637ab
15ce597d7
hex8cc423b

147604027 has 12 divisors (see below), whose sum is σ = 157531080. Its totient is φ = 137904768.

The previous prime is 147604007. The next prime is 147604031. The reversal of 147604027 is 720406741.

It is a de Polignac number, because none of the positive numbers 2k-147604027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147604027.

It is not an unprimeable number, because it can be changed into a prime (147604007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 521428 + ... + 521710.

It is an arithmetic number, because the mean of its divisors is an integer number (13127590).

Almost surely, 2147604027 is an apocalyptic number.

147604027 is a deficient number, since it is larger than the sum of its proper divisors (9927053).

147604027 is an frugal number, since it uses more digits than its factorization.

With its predecessor (147604026) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (399).

147604027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 147604027 is about 12149.2397704548. The cubic root of 147604027 is about 528.4850854164.

The spelling of 147604027 in words is "one hundred forty-seven million, six hundred four thousand, twenty-seven".

Divisors: 1 19 97 283 1843 5377 27451 80089 521569 1521691 7768633 147604027