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8080642252 = 2213139113943
BaseRepresentation
bin1111000011010010…
…01101000011001100
3202212011011011021101
413201221031003030
5113022121023002
63413500112444
7404150216524
oct74151150314
922764134241
108080642252
113477348141
121696235724
139ba169927
1456929a684
15324629587
hex1e1a4d0cc

8080642252 has 24 divisors (see below), whose sum is σ = 14256329472. Its totient is φ = 4007437200.

The previous prime is 8080642243. The next prime is 8080642253. The reversal of 8080642252 is 2522460808.

It is not an unprimeable number, because it can be changed into a prime (8080642253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2047393 + ... + 2051335.

It is an arithmetic number, because the mean of its divisors is an integer number (594013728).

Almost surely, 28080642252 is an apocalyptic number.

It is an amenable number.

8080642252 is a deficient number, since it is larger than the sum of its proper divisors (6175687220).

8080642252 is a wasteful number, since it uses less digits than its factorization.

8080642252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7989 (or 7987 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 8080642252 is about 89892.3926258502. The cubic root of 8080642252 is about 2006.6977328161.

The spelling of 8080642252 in words is "eight billion, eighty million, six hundred forty-two thousand, two hundred fifty-two".

Divisors: 1 2 4 131 262 524 3911 3943 7822 7886 15644 15772 512341 516533 1024682 1033066 2049364 2066132 15421073 30842146 61684292 2020160563 4040321126 8080642252