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8063005680 = 2434519431523
BaseRepresentation
bin1111000001001011…
…11011001111110000
3202210220222010110000
413200211323033300
5113003112140210
63412030110000
7403544263122
oct74045731760
922726863400
108063005680
1134683a1564
12169034b300
139b66031a2
14566bc9212
15322ce3ac0
hex1e097b3f0

8063005680 has 400 divisors, whose sum is σ = 30183246720. Its totient is φ = 1988292096.

The previous prime is 8063005679. The next prime is 8063005693. The reversal of 8063005680 is 865003608.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5293399 + ... + 5294921.

Almost surely, 28063005680 is an apocalyptic number.

8063005680 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 8063005680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15091623360).

8063005680 is an abundant number, since it is smaller than the sum of its proper divisors (22120241040).

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

8063005680 is a wasteful number, since it uses less digits than its factorization.

8063005680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610 (or 1595 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 8063005680 is about 89794.2407952760. The cubic root of 8063005680 is about 2005.2367495927.

The spelling of 8063005680 in words is "eight billion, sixty-three million, five thousand, six hundred eighty".