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13916488 = 231739561
BaseRepresentation
bin110101000101…
…100101001000
3222012000211111
4311011211020
512030311423
61214140104
7226200565
oct65054510
928160744
1013916488
117945733
1247b1634
132b63411
141bc386c
15134d60d
hexd45948

13916488 has 8 divisors (see below), whose sum is σ = 26093430. Its totient is φ = 6958240.

The previous prime is 13916473. The next prime is 13916519. The reversal of 13916488 is 88461931.

It can be written as a sum of positive squares in only one way, i.e., 12830724 + 1085764 = 3582^2 + 1042^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 13916488.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 869773 + ... + 869788.

Almost surely, 213916488 is an apocalyptic number.

It is an amenable number.

13916488 is a deficient number, since it is larger than the sum of its proper divisors (12176942).

13916488 is a wasteful number, since it uses less digits than its factorization.

13916488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739567 (or 1739563 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 13916488 is about 3730.4809341424. The cubic root of 13916488 is about 240.5340422620.

The spelling of 13916488 in words is "thirteen million, nine hundred sixteen thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 1739561 3479122 6958244 13916488