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8076974880 = 2535135092543
BaseRepresentation
bin1111000010110110…
…01101101100100000
3202211220020211120210
413201123031230200
5113020201144010
63413245334120
7404104103502
oct74133155440
922756224523
108076974880
113475272857
121694b67340
139b94845a0
145689c3d72
15324152b20
hex1e16cdb20

8076974880 has 192 divisors, whose sum is σ = 27464209920. Its totient is φ = 1983492096.

The previous prime is 8076974833. The next prime is 8076974881. The reversal of 8076974880 is 884796708.

It is a self number, because there is not a number n which added to its sum of digits gives 8076974880.

It is not an unprimeable number, because it can be changed into a prime (8076974881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3174889 + ... + 3177431.

It is an arithmetic number, because the mean of its divisors is an integer number (143042760).

Almost surely, 28076974880 is an apocalyptic number.

8076974880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8076974880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13732104960).

8076974880 is an abundant number, since it is smaller than the sum of its proper divisors (19387235040).

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

8076974880 is a wasteful number, since it uses less digits than its factorization.

8076974880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083 (or 3075 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 57.

The square root of 8076974880 is about 89871.9916325437. The cubic root of 8076974880 is about 2006.3941092318.

The spelling of 8076974880 in words is "eight billion, seventy-six million, nine hundred seventy-four thousand, eight hundred eighty".