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13914234812 = 2219766923873
BaseRepresentation
bin11001111010101101…
…00101111110111100
31022220201002100212002
430331112211332330
5211444021003222
610220410201432
71001544021152
oct147526457674
938821070762
1013914234812
1159a024a615
122843a23278
13140991064a
1495dd4d3d2
15566841392
hex33d5a5fbc

13914234812 has 24 divisors (see below), whose sum is σ = 25635901200. Its totient is φ = 6589817856.

The previous prime is 13914234811. The next prime is 13914234857. The reversal of 13914234812 is 21843241931.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13914234811) 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, 570908 + ... + 594780.

It is an arithmetic number, because the mean of its divisors is an integer number (1068162550).

Almost surely, 213914234812 is an apocalyptic number.

It is an amenable number.

13914234812 is a deficient number, since it is larger than the sum of its proper divisors (11721666388).

13914234812 is a wasteful number, since it uses less digits than its factorization.

13914234812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31565 (or 31563 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The spelling of 13914234812 in words is "thirteen billion, nine hundred fourteen million, two hundred thirty-four thousand, eight hundred twelve".

Divisors: 1 2 4 19 38 76 7669 15338 23873 30676 47746 95492 145711 291422 453587 582844 907174 1814348 183082037 366164074 732328148 3478558703 6957117406 13914234812