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72460084 = 2293719333
BaseRepresentation
bin1000101000110…
…10011100110100
312001100100112211
410110122130310
5122022210314
611105023204
71536620614
oct424323464
9161310484
1072460084
11379a1374
1220324b04
13120204b8
1498a2a44
1565649c4
hex451a734

72460084 has 12 divisors (see below), whose sum is σ = 126947044. Its totient is φ = 36189504.

The previous prime is 72460061. The next prime is 72460093. The reversal of 72460084 is 48006427.

It can be written as a sum of positive squares in 2 ways, for example, as 35736484 + 36723600 = 5978^2 + 6060^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5919 + ... + 13414.

Almost surely, 272460084 is an apocalyptic number.

It is an amenable number.

72460084 is a deficient number, since it is larger than the sum of its proper divisors (54486960).

72460084 is a wasteful number, since it uses less digits than its factorization.

72460084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20274 (or 20272 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 72460084 is about 8512.3489120219. The cubic root of 72460084 is about 416.9010072359.

The spelling of 72460084 in words is "seventy-two million, four hundred sixty thousand, eighty-four".

Divisors: 1 2 4 937 1874 3748 19333 38666 77332 18115021 36230042 72460084