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12980335675 = 521015140727
BaseRepresentation
bin11000001011011000…
…00011010000111011
31020111121210101002011
430011230003100323
5203040431220200
65544005350351
7636444014146
oct140554032073
936447711064
1012980335675
11556107434a
1226231083b7
1312bb2a82c8
148b1ccb05d
1550e86a5ba
hex305b0343b

12980335675 has 12 divisors (see below), whose sum is σ = 16254981936. Its totient is φ = 10281452000.

The previous prime is 12980335663. The next prime is 12980335681. The reversal of 12980335675 is 57653308921.

It is a de Polignac number, because none of the positive numbers 2k-12980335675 is a prime.

It is a super-2 number, since 2×129803356752 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2567839 + ... + 2572888.

It is an arithmetic number, because the mean of its divisors is an integer number (1354581828).

Almost surely, 212980335675 is an apocalyptic number.

12980335675 is a deficient number, since it is larger than the sum of its proper divisors (3274646261).

12980335675 is a wasteful number, since it uses less digits than its factorization.

12980335675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140838 (or 5140833 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 12980335675 in words is "twelve billion, nine hundred eighty million, three hundred thirty-five thousand, six hundred seventy-five".

Divisors: 1 5 25 101 505 2525 5140727 25703635 128518175 519213427 2596067135 12980335675