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8572980052 = 2271323552143
BaseRepresentation
bin1111111101111110…
…10100101101010100
3211010110120111202201
413332333110231110
5120024140330202
63534404414244
7422306061640
oct77677245524
924113514681
108572980052
1136aa25088a
1217b30a7384
13a6816b280
145b4819c20
1535297c387
hex1fefd4b54

8572980052 has 24 divisors (see below), whose sum is σ = 18464880896. Its totient is φ = 3391508448.

The previous prime is 8572980023. The next prime is 8572980079. The reversal of 8572980052 is 2500892758.

It is a junction number, because it is equal to n+sod(n) for n = 8572979984 and 8572980011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11775708 + ... + 11776435.

Almost surely, 28572980052 is an apocalyptic number.

It is an amenable number.

8572980052 is an abundant number, since it is smaller than the sum of its proper divisors (9891900844).

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

8572980052 is a wasteful number, since it uses less digits than its factorization.

8572980052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23552167 (or 23552165 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The square root of 8572980052 is about 92590.3885508642. The cubic root of 8572980052 is about 2046.6516867459.

The spelling of 8572980052 in words is "eight billion, five hundred seventy-two million, nine hundred eighty thousand, fifty-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 23552143 47104286 94208572 164865001 306177859 329730002 612355718 659460004 1224711436 2143245013 4286490026 8572980052