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14079813 = 311426661
BaseRepresentation
bin110101101101…
…011101000101
3222111022212120
4311231131011
512101023223
61221440153
7230451006
oct65553505
928438776
1014079813
117a47410
124870059
132bbc867
141c271ad
151381be3
hexd6d745

14079813 has 8 divisors (see below), whose sum is σ = 20479776. Its totient is φ = 8533200.

The previous prime is 14079811. The next prime is 14079823. The reversal of 14079813 is 31897041.

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

It is not a de Polignac number, because 14079813 - 21 = 14079811 is a prime.

It is a super-2 number, since 2×140798132 = 396482268229938, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 426661 = 14079813 / (1 + 4 + 0 + 7 + 9 + 8 + 1 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14079811) 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, 213298 + ... + 213363.

It is an arithmetic number, because the mean of its divisors is an integer number (2559972).

Almost surely, 214079813 is an apocalyptic number.

It is an amenable number.

14079813 is a deficient number, since it is larger than the sum of its proper divisors (6399963).

14079813 is a wasteful number, since it uses less digits than its factorization.

14079813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426675.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 14079813 is about 3752.3076899423. The cubic root of 14079813 is about 241.4713604486.

The spelling of 14079813 in words is "fourteen million, seventy-nine thousand, eight hundred thirteen".

Divisors: 1 3 11 33 426661 1279983 4693271 14079813