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12854970758 = 272131173171
BaseRepresentation
bin10111111100011011…
…10100100110000110
31020011212220011202002
423332031310212012
5202311333031013
65523330345302
7633362306600
oct137615644606
936155804662
1012854970758
1154a7328883
1225a912b232
13129b323496
1489d3b6170
15503855358
hex2fe374986

12854970758 has 12 divisors (see below), whose sum is σ = 22430612412. Its totient is φ = 5509273140.

The previous prime is 12854970749. The next prime is 12854970781. The reversal of 12854970758 is 85707945821.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65586488 + ... + 65586683.

It is an arithmetic number, because the mean of its divisors is an integer number (1869217701).

Almost surely, 212854970758 is an apocalyptic number.

12854970758 is a deficient number, since it is larger than the sum of its proper divisors (9575641654).

12854970758 is a wasteful number, since it uses less digits than its factorization.

12854970758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131173187 (or 131173180 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 56.

The spelling of 12854970758 in words is "twelve billion, eight hundred fifty-four million, nine hundred seventy thousand, seven hundred fifty-eight".

Divisors: 1 2 7 14 49 98 131173171 262346342 918212197 1836424394 6427485379 12854970758