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472307866572 = 2231983912
BaseRepresentation
bin1101101111101111011…
…11100001101111001100
31200011002221120120122010
412313313233201233030
530214241303212242
61000550352421220
746060141424433
oct6676757415714
91604087516563
10472307866572
11172339528813
1277652b47810
13356ccc535c9
1418c074d411a
15c44493189c
hex6df7be1bcc

472307866572 has 18 divisors (see below), whose sum is σ = 1102057243644. Its totient is φ = 157435161960.

The previous prime is 472307866549. The next prime is 472307866579. The reversal of 472307866572 is 275668703274.

It is not an unprimeable number, because it can be changed into a prime (472307866579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2281497 + ... + 2479887.

Almost surely, 2472307866572 is an apocalyptic number.

It is an amenable number.

472307866572 is an abundant number, since it is smaller than the sum of its proper divisors (629749377072).

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

472307866572 is an frugal number, since it uses more digits than its factorization.

472307866572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396789 (or 198396 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 57.

The spelling of 472307866572 in words is "four hundred seventy-two billion, three hundred seven million, eight hundred sixty-six thousand, five hundred seventy-two".

Divisors: 1 2 3 4 6 12 198391 396782 595173 793564 1190346 2380692 39358988881 78717977762 118076966643 157435955524 236153933286 472307866572