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8725054464 = 21032721392
BaseRepresentation
bin10000010000000110…
…11100010000000000
3211112001201200122100
420020003130100000
5120332103220324
64001440110400
7426133511400
oct101003342000
924461650570
108725054464
11377807a615
121836005400
13a90815429
145caac4800
15360ebb4c9
hex2080dc400

8725054464 has 297 divisors, whose sum is σ = 29518970247. Its totient is φ = 2474938368.

The previous prime is 8725054453. The next prime is 8725054477. The reversal of 8725054464 is 4644505278.

The square root of 8725054464 is 93408.

It is a perfect power (a square), and thus also a powerful number.

8725054464 is a `hidden beast` number, since 87 + 2 + 505 + 4 + 4 + 64 = 666.

It is a super-2 number, since 2×87250544642 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 62770107 + ... + 62770245.

Almost surely, 28725054464 is an apocalyptic number.

8725054464 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

8725054464 is the 93408-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8725054464

8725054464 is an abundant number, since it is smaller than the sum of its proper divisors (20793915783).

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

8725054464 is a wasteful number, since it uses less digits than its factorization.

8725054464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The cubic root of 8725054464 is about 2058.6825446737.

The spelling of 8725054464 in words is "eight billion, seven hundred twenty-five million, fifty-four thousand, four hundred sixty-four".