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13114538 = 29976577
BaseRepresentation
bin110010000001…
…110010101010
3220200021202122
4302001302222
511324131123
61145031242
7216320543
oct62016252
926607678
1013114538
117448168
124485522
1329423a8
141a554ca
151240bc8
hexc81caa

13114538 has 8 divisors (see below), whose sum is σ = 19694532. Its totient is φ = 6549696.

The previous prime is 13114483. The next prime is 13114561. The reversal of 13114538 is 83541131.

It can be written as a sum of positive squares in 2 ways, for example, as 9591409 + 3523129 = 3097^2 + 1877^2 .

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

It is a super-2 number, since 2×131145382 = 343982213906888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1295 + ... + 5282.

Almost surely, 213114538 is an apocalyptic number.

13114538 is a deficient number, since it is larger than the sum of its proper divisors (6579994).

13114538 is an equidigital number, since it uses as much as digits as its factorization.

13114538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7576.

The product of its digits is 1440, while the sum is 26.

The square root of 13114538 is about 3621.4000055227. The cubic root of 13114538 is about 235.8220074167.

Adding to 13114538 its reverse (83541131), we get a palindrome (96655669).

The spelling of 13114538 in words is "thirteen million, one hundred fourteen thousand, five hundred thirty-eight".

Divisors: 1 2 997 1994 6577 13154 6557269 13114538