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20316024960 = 27357111311049
BaseRepresentation
bin10010111010111011…
…011111000010000000
31221102212011222222220
4102322323133002000
5313101400244320
613155534531040
71316310235320
oct227273370200
957385158886
1020316024960
118685959280
123b2b966a80
131bb9cc675a
14daa26b280
157dd892e40
hex4baedf080

20316024960 has 512 divisors, whose sum is σ = 81430272000. Its totient is φ = 4185292800.

The previous prime is 20316024893. The next prime is 20316024977. The reversal of 20316024960 is 6942061302.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19366516 + ... + 19367564.

It is an arithmetic number, because the mean of its divisors is an integer number (159043500).

Almost surely, 220316024960 is an apocalyptic number.

20316024960 is a gapful number since it is divisible by the number (20) 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 20316024960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40715136000).

20316024960 is an abundant number, since it is smaller than the sum of its proper divisors (61114247040).

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

20316024960 is a wasteful number, since it uses less digits than its factorization.

20316024960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 20316024960 in words is "twenty billion, three hundred sixteen million, twenty-four thousand, nine hundred sixty".