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12801108353 = 118211417463
BaseRepresentation
bin10111110110000000…
…10110100110000001
31020001010112200102012
423323000112212001
5202204040431403
65514124102305
7632136424415
oct137300264601
936033480365
1012801108353
11547998a1a0
122593094995
131290115037
14896194d45
154edc65ed8
hex2fb016981

12801108353 has 8 divisors (see below), whose sum is σ = 13981864896. Its totient is φ = 11623188400.

The previous prime is 12801108311. The next prime is 12801108427. The reversal of 12801108353 is 35380110821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12801108353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12801108053) 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, 699701 + ... + 717762.

It is an arithmetic number, because the mean of its divisors is an integer number (1747733112).

Almost surely, 212801108353 is an apocalyptic number.

It is an amenable number.

12801108353 is a deficient number, since it is larger than the sum of its proper divisors (1180756543).

12801108353 is a wasteful number, since it uses less digits than its factorization.

12801108353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418295.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 12801108353 in words is "twelve billion, eight hundred one million, one hundred eight thousand, three hundred fifty-three".

Divisors: 1 11 821 9031 1417463 15592093 1163737123 12801108353