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108053646720 = 2735234779659
BaseRepresentation
bin110010010100001111…
…1111100110110000000
3101022220102222222121120
41210220133330312000
53232243213143340
6121350020352240
710543445562045
oct1445037746600
9338812888546
10108053646720
1141909515088
1218b36b45680
13a2601b6a86
1453308d11cc
152c262d04d0
hex19287fcd80

108053646720 has 512 divisors, whose sum is σ = 372252672000. Its totient is φ = 26593222656.

The previous prime is 108053646691. The next prime is 108053646721. The reversal of 108053646720 is 27646350801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108053646721) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 163965751 + ... + 163966409.

It is an arithmetic number, because the mean of its divisors is an integer number (727056000).

Almost surely, 2108053646720 is an apocalyptic number.

108053646720 is a gapful number since it is divisible by the number (10) 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 108053646720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186126336000).

108053646720 is an abundant number, since it is smaller than the sum of its proper divisors (264199025280).

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

108053646720 is a wasteful number, since it uses less digits than its factorization.

108053646720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830 (or 818 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 108053646720 in words is "one hundred eight billion, fifty-three million, six hundred forty-six thousand, seven hundred twenty".