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8920088052 = 223743340671
BaseRepresentation
bin10000100111010110…
…11011110111110100
3212000122201102102120
420103223123313310
5121232020304202
64033044235540
7434022332421
oct102353336764
925018642376
108920088052
1138681801a7
12188b39bbb0
13ac2051015
14608972d48
153731940bc
hex213adbdf4

8920088052 has 12 divisors (see below), whose sum is σ = 20813538816. Its totient is φ = 2973362680.

The previous prime is 8920088027. The next prime is 8920088059. The reversal of 8920088052 is 2508800298.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8920087995 and 8920088013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8920088059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371670324 + ... + 371670347.

It is an arithmetic number, because the mean of its divisors is an integer number (1734461568).

Almost surely, 28920088052 is an apocalyptic number.

It is an amenable number.

8920088052 is an abundant number, since it is smaller than the sum of its proper divisors (11893450764).

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

8920088052 is a wasteful number, since it uses less digits than its factorization.

8920088052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743340678 (or 743340676 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 8920088052 is about 94446.2177749856. The cubic root of 8920088052 is about 2073.9090836549.

The spelling of 8920088052 in words is "eight billion, nine hundred twenty million, eighty-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 12 743340671 1486681342 2230022013 2973362684 4460044026 8920088052