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12802907675 = 522960129383
BaseRepresentation
bin10111110110001110…
…01101111000011011
31020001020221002121202
423323013031320123
5202210021021200
65514230424415
7632160630305
oct137307157033
936036832552
1012802907675
11547a9a9038
12259380210b
1312905c501c
14896502975
154edebe1d5
hex2fb1cde1b

12802907675 has 24 divisors (see below), whose sum is σ = 16450926240. Its totient is φ = 9872352000.

The previous prime is 12802907671. The next prime is 12802907707. The reversal of 12802907675 is 57670920821.

It is a happy number.

It is not a de Polignac number, because 12802907675 - 22 = 12802907671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12802907671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421034 + ... + 450416.

It is an arithmetic number, because the mean of its divisors is an integer number (685455260).

Almost surely, 212802907675 is an apocalyptic number.

12802907675 is a deficient number, since it is larger than the sum of its proper divisors (3648018565).

12802907675 is a wasteful number, since it uses less digits than its factorization.

12802907675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30023 (or 30018 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 47.

The spelling of 12802907675 in words is "twelve billion, eight hundred two million, nine hundred seven thousand, six hundred seventy-five".

Divisors: 1 5 25 29 145 601 725 3005 15025 17429 29383 87145 146915 435725 734575 852107 4260535 17659183 21302675 88295915 441479575 512116307 2560581535 12802907675