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23983706880000 = 2113354799139
BaseRepresentation
bin1010111010000001001000…
…10101000011100000000000
310010220211010202202221202000
411131000210111003200000
511120422112430130000
6123001543550024000
75023523420551320
oct535004425034000
9103824122687660
1023983706880000
11770748430947a
122834252aa8000
13104c866696b5a
145ccb63727280
152b8d1074a000
hex15d024543800

23983706880000 has 960 divisors, whose sum is σ = 101462096736000. Its totient is φ = 5481934848000.

The previous prime is 23983706879989. The next prime is 23983706880061. The reversal of 23983706880000 is 8860738932.

It is a tau number, because it is divible by the number of its divisors (960).

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 241870431 + ... + 241969569.

It is an arithmetic number, because the mean of its divisors is an integer number (105689684100).

Almost surely, 223983706880000 is an apocalyptic number.

23983706880000 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 23983706880000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50731048368000).

23983706880000 is an abundant number, since it is smaller than the sum of its proper divisors (77478389856000).

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

23983706880000 is an frugal number, since it uses more digits than its factorization.

23983706880000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99197 (or 99156 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 23983706880000 in words is "twenty-three trillion, nine hundred eighty-three billion, seven hundred six million, eight hundred eighty thousand".