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13798937 = 312411847
BaseRepresentation
bin110100101000…
…111000011001
3221222001120202
4310220320121
512013031222
61211431545
7225201065
oct64507031
927861522
1013798937
117875389
1247555b5
132b21a69
141b92aa5
151328892
hexd28e19

13798937 has 8 divisors (see below), whose sum is σ = 14310912. Its totient is φ = 13291200.

The previous prime is 13798933. The next prime is 13798949. The reversal of 13798937 is 73989731.

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 13798937 - 22 = 13798933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13798891 and 13798900.

It is not an unprimeable number, because it can be changed into a prime (13798933) 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, 6548 + ... + 8394.

It is an arithmetic number, because the mean of its divisors is an integer number (1788864).

Almost surely, 213798937 is an apocalyptic number.

It is an amenable number.

13798937 is a deficient number, since it is larger than the sum of its proper divisors (511975).

13798937 is a wasteful number, since it uses less digits than its factorization.

13798937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119.

The product of its digits is 285768, while the sum is 47.

The square root of 13798937 is about 3714.6920464555. The cubic root of 13798937 is about 239.8548717492.

The spelling of 13798937 in words is "thirteen million, seven hundred ninety-eight thousand, nine hundred thirty-seven".

Divisors: 1 31 241 1847 7471 57257 445127 13798937