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13912714 = 244915493
BaseRepresentation
bin110101000100…
…101010001010
3222011211122201
4311010222022
512030201324
61214110414
7226153564
oct65045212
928154581
1013912714
117942912
1247ab40a
132b6179a
141bc2334
15134c444
hexd44a8a

13912714 has 8 divisors (see below), whose sum is σ = 20916900. Its totient is φ = 6940416.

The previous prime is 13912699. The next prime is 13912727. The reversal of 13912714 is 41721931.

It can be written as a sum of positive squares in 2 ways, for example, as 13198689 + 714025 = 3633^2 + 845^2 .

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

It is a super-2 number, since 2×139127142 = 387127221691592, 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, 6849 + ... + 8644.

Almost surely, 213912714 is an apocalyptic number.

13912714 is a deficient number, since it is larger than the sum of its proper divisors (7004186).

13912714 is a wasteful number, since it uses less digits than its factorization.

13912714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15944.

The product of its digits is 1512, while the sum is 28.

The square root of 13912714 is about 3729.9750669408. The cubic root of 13912714 is about 240.5122968919.

The spelling of 13912714 in words is "thirteen million, nine hundred twelve thousand, seven hundred fourteen".

Divisors: 1 2 449 898 15493 30986 6956357 13912714