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147007868 = 2275250281
BaseRepresentation
bin10001100001100…
…10100101111100
3101020121202212212
420300302211330
5300113222433
622330515552
73433355240
oct1060624574
9336552785
10147007868
1175a89207
1241295bb8
13245c2007
141574a420
15cd8cd48
hex8c3297c

147007868 has 12 divisors (see below), whose sum is σ = 294015792. Its totient is φ = 63003360.

The previous prime is 147007801. The next prime is 147007877. The reversal of 147007868 is 868700741.

147007868 is an admirable number.

It is a super-2 number, since 2×1470078682 = 43222626507810848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2625113 + ... + 2625168.

It is an arithmetic number, because the mean of its divisors is an integer number (24501316).

Almost surely, 2147007868 is an apocalyptic number.

It is an amenable number.

147007868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

147007868 is a wasteful number, since it uses less digits than its factorization.

147007868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250292 (or 5250290 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 147007868 is about 12124.6801194918. The cubic root of 147007868 is about 527.7726245882.

The spelling of 147007868 in words is "one hundred forty-seven million, seven thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 5250281 10500562 21001124 36751967 73503934 147007868