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12796091 = 711166183
BaseRepresentation
bin110000110100…
…000010111011
3220002002221022
4300310002323
511233433331
61134133055
7213523250
oct60640273
926062838
1012796091
11724a990
12435118b
132860469
1419b1427
1511cb67b
hexc340bb

12796091 has 8 divisors (see below), whose sum is σ = 15953664. Its totient is φ = 9970920.

The previous prime is 12796081. The next prime is 12796103. The reversal of 12796091 is 19069721.

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

It is a cyclic number.

It is not a de Polignac number, because 12796091 - 214 = 12779707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12796001) by changing a digit.

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, 83015 + ... + 83168.

It is an arithmetic number, because the mean of its divisors is an integer number (1994208).

Almost surely, 212796091 is an apocalyptic number.

12796091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12796091 is a deficient number, since it is larger than the sum of its proper divisors (3157573).

12796091 is a wasteful number, since it uses less digits than its factorization.

12796091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166201.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 12796091 is about 3577.1624229269. The cubic root of 12796091 is about 233.8976041631.

The spelling of 12796091 in words is "twelve million, seven hundred ninety-six thousand, ninety-one".

Divisors: 1 7 11 77 166183 1163281 1828013 12796091