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23085766080 = 263251317192383
BaseRepresentation
bin10101100000000001…
…001101010111000000
32012120212221102112100
4111200001031113000
5334234424003310
614334440030400
71445041526316
oct254001152700
965525842470
1023085766080
119877349823
124583462400
13223ba8ac20
1411900560b6
15901b01ec0
hex56004d5c0

23085766080 has 1344 divisors, whose sum is σ = 100651299840. Its totient is φ = 4788191232.

The previous prime is 23085766079. The next prime is 23085766087. The reversal of 23085766080 is 8066758032.

23085766080 is a `hidden beast` number, since 2 + 30 + 8 + 5 + 7 + 6 + 608 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23085766087) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 278141719 + ... + 278141801.

It is an arithmetic number, because the mean of its divisors is an integer number (74889360).

Almost surely, 223085766080 is an apocalyptic number.

23085766080 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 23085766080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50325649920).

23085766080 is an abundant number, since it is smaller than the sum of its proper divisors (77565533760).

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

23085766080 is a wasteful number, since it uses less digits than its factorization.

23085766080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 23085766080 in words is "twenty-three billion, eighty-five million, seven hundred sixty-six thousand, eighty".