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72968804 = 2225517151
BaseRepresentation
bin1000101100101…
…10101001100100
312002022012101022
410112112221210
5122140000204
611123550312
71544140016
oct426265144
9162265338
1072968804
11382095a7
122052b398
131216ac0c
1499961b6
1566155be
hex4596a64

72968804 has 12 divisors (see below), whose sum is σ = 127763328. Its totient is φ = 36465000.

The previous prime is 72968801. The next prime is 72968809. The reversal of 72968804 is 40886927.

It is not an unprimeable number, because it can be changed into a prime (72968801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6629 + ... + 13779.

It is an arithmetic number, because the mean of its divisors is an integer number (10646944).

Almost surely, 272968804 is an apocalyptic number.

It is an amenable number.

72968804 is a deficient number, since it is larger than the sum of its proper divisors (54794524).

72968804 is a wasteful number, since it uses less digits than its factorization.

72968804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9706 (or 9704 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 72968804 is about 8542.1779424219. The cubic root of 72968804 is about 417.8743775184.

The spelling of 72968804 in words is "seventy-two million, nine hundred sixty-eight thousand, eight hundred four".

Divisors: 1 2 4 2551 5102 7151 10204 14302 28604 18242201 36484402 72968804