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14979439732 = 223744859933
BaseRepresentation
bin11011111001101100…
…00001110001110100
31102122221110101022011
431330312001301310
5221134214032412
610514221214004
71040130064645
oct157466016164
942587411264
1014979439732
116397559864
122aa0701304
1315494ca90a
14a215d16cc
155ca1027a7
hex37cd81c74

14979439732 has 6 divisors (see below), whose sum is σ = 26214019538. Its totient is φ = 7489719864.

The previous prime is 14979439703. The next prime is 14979439837. The reversal of 14979439732 is 23793497941.

It can be written as a sum of positive squares in only one way, i.e., 13559205136 + 1420234596 = 116444^2 + 37686^2 .

It is a super-2 number, since 2×149794397322 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872429963 + ... + 1872429970.

Almost surely, 214979439732 is an apocalyptic number.

It is an amenable number.

14979439732 is a deficient number, since it is larger than the sum of its proper divisors (11234579806).

14979439732 is a wasteful number, since it uses less digits than its factorization.

14979439732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3744859937 (or 3744859935 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 58.

The spelling of 14979439732 in words is "fourteen billion, nine hundred seventy-nine million, four hundred thirty-nine thousand, seven hundred thirty-two".

Divisors: 1 2 4 3744859933 7489719866 14979439732