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73028568 = 2333042857
BaseRepresentation
bin1000101101001…
…01001111011000
312002102020100210
410112211033120
5122143403233
611125131120
71544506164
oct426451730
9162366323
1073028568
113824a498
1220559aa0
131218c192
1499adca4
156628163
hex45a53d8

73028568 has 16 divisors (see below), whose sum is σ = 182571480. Its totient is φ = 24342848.

The previous prime is 73028563. The next prime is 73028569. The reversal of 73028568 is 86582037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73028561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521405 + ... + 1521452.

Almost surely, 273028568 is an apocalyptic number.

It is an amenable number.

73028568 is an abundant number, since it is smaller than the sum of its proper divisors (109542912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73028568 is a wasteful number, since it uses less digits than its factorization.

73028568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042866 (or 3042862 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 73028568 is about 8545.6753975330. The cubic root of 73028568 is about 417.9884309581.

The spelling of 73028568 in words is "seventy-three million, twenty-eight thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 3042857 6085714 9128571 12171428 18257142 24342856 36514284 73028568