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12671044760 = 2351128797829
BaseRepresentation
bin10111100110100000…
…01100110010011000
31012201001210202201002
423303100030302120
5201422241413020
65453200244132
7626000050313
oct136320146230
935631722632
1012671044760
115412524520
122557610648
13126c1a662a
14882bb997a
154e2623975
hex2f340cc98

12671044760 has 32 divisors (see below), whose sum is σ = 31101656400. Its totient is φ = 4607652480.

The previous prime is 12671044751. The next prime is 12671044769. The reversal of 12671044760 is 6744017621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12671044751) and next prime (12671044769).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12671044769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14398475 + ... + 14399354.

Almost surely, 212671044760 is an apocalyptic number.

12671044760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12671044760 is an abundant number, since it is smaller than the sum of its proper divisors (18430611640).

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

12671044760 is a wasteful number, since it uses less digits than its factorization.

12671044760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28797851 (or 28797847 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 12671044760 in words is "twelve billion, six hundred seventy-one million, forty-four thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 28797829 57595658 115191316 143989145 230382632 287978290 316776119 575956580 633552238 1151913160 1267104476 1583880595 2534208952 3167761190 6335522380 12671044760