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8412290880 = 263571773637
BaseRepresentation
bin1111101010110100…
…10101111101000000
3210201021012122122220
413311122111331000
5114212021302010
63510424331040
7415315202250
oct76532257500
923637178586
108412290880
113627578714
121769313a80
13a40a98c16
1459b34b960
153437da970
hex1f5695f40

8412290880 has 224 divisors, whose sum is σ = 32320601856. Its totient is φ = 1809678336.

The previous prime is 8412290867. The next prime is 8412290903. The reversal of 8412290880 is 880922148.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77422 + ... + 151058.

Almost surely, 28412290880 is an apocalyptic number.

8412290880 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 8412290880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16160300928).

8412290880 is an abundant number, since it is smaller than the sum of its proper divisors (23908310976).

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

8412290880 is a wasteful number, since it uses less digits than its factorization.

8412290880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73681 (or 73671 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 42.

The square root of 8412290880 is about 91718.5416369013. The cubic root of 8412290880 is about 2033.7836912201.

The spelling of 8412290880 in words is "eight billion, four hundred twelve million, two hundred ninety thousand, eight hundred eighty".