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14972968 = 231871621
BaseRepresentation
bin111001000111…
…100000101000
31001011201001101
4321013200220
512313113333
61252531144
7241160653
oct71074050
931151041
1014972968
1184a745a
125020ab4
13314325a
141dba89a
1514ab67d
hexe47828

14972968 has 8 divisors (see below), whose sum is σ = 28074330. Its totient is φ = 7486480.

The previous prime is 14972963. The next prime is 14972983. The reversal of 14972968 is 86927941.

It can be written as a sum of positive squares in only one way, i.e., 14884164 + 88804 = 3858^2 + 298^2 .

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

It is not an unprimeable number, because it can be changed into a prime (14972963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 935803 + ... + 935818.

Almost surely, 214972968 is an apocalyptic number.

It is an amenable number.

14972968 is a deficient number, since it is larger than the sum of its proper divisors (13101362).

14972968 is a wasteful number, since it uses less digits than its factorization.

14972968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871627 (or 1871623 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 14972968 is about 3869.4919563167. The cubic root of 14972968 is about 246.4729702501.

It can be divided in two parts, 1497 and 2968, that added together give a triangular number (4465 = T94).

The spelling of 14972968 in words is "fourteen million, nine hundred seventy-two thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 1871621 3743242 7486484 14972968