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6980567672 = 2313531266431
BaseRepresentation
bin1101000000001001…
…10000001001111000
3200000111011120122102
412200010300021320
5103244011131142
63112401442532
7334661563151
oct64004601170
920014146572
106980567672
112a623918a1
121429940448
13873291020
144a313c928
152acc7b532
hex1a0130278

6980567672 has 32 divisors (see below), whose sum is σ = 14361338880. Its totient is φ = 3161009280.

The previous prime is 6980567623. The next prime is 6980567683. The reversal of 6980567672 is 2767650896.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627704 + ... + 638727.

It is an arithmetic number, because the mean of its divisors is an integer number (448791840).

Almost surely, 26980567672 is an apocalyptic number.

It is an amenable number.

6980567672 is an abundant number, since it is smaller than the sum of its proper divisors (7380771208).

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

6980567672 is a wasteful number, since it uses less digits than its factorization.

6980567672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266503 (or 1266499 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 56.

The square root of 6980567672 is about 83549.7915736479. The cubic root of 6980567672 is about 1911.1594133887.

The spelling of 6980567672 in words is "six billion, nine hundred eighty million, five hundred sixty-seven thousand, six hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 53 104 106 212 424 689 1378 2756 5512 1266431 2532862 5065724 10131448 16463603 32927206 65854412 67120843 131708824 134241686 268483372 536966744 872570959 1745141918 3490283836 6980567672