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14972957 = 73443463
BaseRepresentation
bin111001000111…
…100000011101
31001011201000222
4321013200131
512313113312
61252531125
7241160636
oct71074035
931151028
1014972957
1184a744a
125020aa5
13314324c
141dba88d
1514ab672
hexe4781d

14972957 has 8 divisors (see below), whose sum is σ = 15245184. Its totient is φ = 14702688.

The previous prime is 14972929. The next prime is 14972963. The reversal of 14972957 is 75927941.

14972957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 14972957 - 210 = 14971933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14972917) 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, 32108 + ... + 32570.

It is an arithmetic number, because the mean of its divisors is an integer number (1905648).

Almost surely, 214972957 is an apocalyptic number.

It is an amenable number.

14972957 is a deficient number, since it is larger than the sum of its proper divisors (272227).

14972957 is an equidigital number, since it uses as much as digits as its factorization.

14972957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979.

The product of its digits is 158760, while the sum is 44.

The square root of 14972957 is about 3869.4905349413. The cubic root of 14972957 is about 246.4729098924.

The spelling of 14972957 in words is "fourteen million, nine hundred seventy-two thousand, nine hundred fifty-seven".

Divisors: 1 73 443 463 32339 33799 205109 14972957