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14078031 = 3111922453
BaseRepresentation
bin110101101101…
…000001001111
3222111020102120
4311231001033
512100444111
61221424023
7230442552
oct65550117
928436376
1014078031
117a46040
12486b013
132bbbac6
141c26699
151381406
hexd6d04f

14078031 has 16 divisors (see below), whose sum is σ = 21555840. Its totient is φ = 8082720.

The previous prime is 14078011. The next prime is 14078041. The reversal of 14078031 is 13087041.

It is not a de Polignac number, because 14078031 - 218 = 13815887 is a prime.

It is a super-2 number, since 2×140780312 = 396381913673922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14077992 and 14078010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14078011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10600 + ... + 11853.

It is an arithmetic number, because the mean of its divisors is an integer number (1347240).

Almost surely, 214078031 is an apocalyptic number.

14078031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14078031 is a deficient number, since it is larger than the sum of its proper divisors (7477809).

14078031 is a wasteful number, since it uses less digits than its factorization.

14078031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22486.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 14078031 is about 3752.0702285538. The cubic root of 14078031 is about 241.4611728105.

The spelling of 14078031 in words is "fourteen million, seventy-eight thousand, thirty-one".

Divisors: 1 3 11 19 33 57 209 627 22453 67359 246983 426607 740949 1279821 4692677 14078031