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14926279812 = 2231398948609
BaseRepresentation
bin11011110011010110…
…01111010010000100
31102112020102120121020
431321223033102010
5221032111423222
610505041551140
71035613166523
oct157153172204
942466376536
1014926279812
11636a54aa44
122a869454b0
13153b4a7142
14a185144ba
155c560165c
hex379acf484

14926279812 has 24 divisors (see below), whose sum is σ = 35078551200. Its totient is φ = 4939631616.

The previous prime is 14926279793. The next prime is 14926279817. The reversal of 14926279812 is 21897262941.

It is a super-2 number, since 2×149262798122 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14926279817) 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, 4472637 + ... + 4475972.

It is an arithmetic number, because the mean of its divisors is an integer number (1461606300).

Almost surely, 214926279812 is an apocalyptic number.

14926279812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14926279812 is an abundant number, since it is smaller than the sum of its proper divisors (20152271388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14926279812 is a wasteful number, since it uses less digits than its factorization.

14926279812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8948755 (or 8948753 counting only the distinct ones).

The product of its digits is 870912, while the sum is 51.

The spelling of 14926279812 in words is "fourteen billion, nine hundred twenty-six million, two hundred seventy-nine thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 8948609 17897218 26845827 35794436 53691654 107383308 1243856651 2487713302 3731569953 4975426604 7463139906 14926279812