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572423880 = 233572671453
BaseRepresentation
bin100010000111100…
…111111011001000
31110220010010221110
4202013213323020
52133020031010
6132445010320
720120344200
oct4207477310
91426103843
10572423880
11274133596
1213b8539a0
1391791c72
1456049400
15353c2120
hex221e7ec8

572423880 has 192 divisors, whose sum is σ = 2028853440. Its totient is φ = 128798208.

The previous prime is 572423861. The next prime is 572423893. The reversal of 572423880 is 88324275.

572423880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 393234 + ... + 394686.

It is an arithmetic number, because the mean of its divisors is an integer number (10566945).

Almost surely, 2572423880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 572423880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1014426720).

572423880 is an abundant number, since it is smaller than the sum of its proper divisors (1456429560).

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

572423880 is a wasteful number, since it uses less digits than its factorization.

572423880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548 (or 1537 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 572423880 is about 23925.3815016605. The cubic root of 572423880 is about 830.3080484275.

The spelling of 572423880 in words is "five hundred seventy-two million, four hundred twenty-three thousand, eight hundred eighty".