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13742827 = 73163331
BaseRepresentation
bin110100011011…
…001011101011
3221212012121121
4310123023223
512004232302
61210320111
7224545360
oct64331353
927765547
1013742827
11783720a
124729037
132b02367
141b7a467
151316e37
hexd1b2eb

13742827 has 8 divisors (see below), whose sum is σ = 16212992. Its totient is φ = 11399400.

The previous prime is 13742803. The next prime is 13742837. The reversal of 13742827 is 72824731.

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 13742827 - 27 = 13742699 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13742792 and 13742801.

It is not an unprimeable number, because it can be changed into a prime (13742837) 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, 31449 + ... + 31882.

It is an arithmetic number, because the mean of its divisors is an integer number (2026624).

Almost surely, 213742827 is an apocalyptic number.

13742827 is a deficient number, since it is larger than the sum of its proper divisors (2470165).

13742827 is an equidigital number, since it uses as much as digits as its factorization.

13742827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63369.

The product of its digits is 18816, while the sum is 34.

The square root of 13742827 is about 3707.1319102508. The cubic root of 13742827 is about 239.5293263891.

The spelling of 13742827 in words is "thirteen million, seven hundred forty-two thousand, eight hundred twenty-seven".

Divisors: 1 7 31 217 63331 443317 1963261 13742827