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8084090880 = 21232561719
BaseRepresentation
bin1111000011101100…
…10111000000000000
3202212101122100220100
413201312113000000
5113024011402010
63414102042400
7404221432035
oct74166270000
922771570810
108084090880
113479293148
121697419400
139baaa6538
1456991738c
15324aab2c0
hex1e1d97000

8084090880 has 312 divisors, whose sum is σ = 28520406720. Its totient is φ = 2117468160.

The previous prime is 8084090879. The next prime is 8084090923. The reversal of 8084090880 is 880904808.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11243161 + ... + 11243879.

It is an arithmetic number, because the mean of its divisors is an integer number (91411560).

Almost surely, 28084090880 is an apocalyptic number.

8084090880 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 8084090880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14260203360).

8084090880 is an abundant number, since it is smaller than the sum of its proper divisors (20436315840).

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

8084090880 is a wasteful number, since it uses less digits than its factorization.

8084090880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 45.

The square root of 8084090880 is about 89911.5725588203. The cubic root of 8084090880 is about 2006.9831626753.

The spelling of 8084090880 in words is "eight billion, eighty-four million, ninety thousand, eight hundred eighty".