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23243242680 = 2333575415683
BaseRepresentation
bin10101101001011001…
…111011110010111000
32012222212021001211000
4111221121323302320
5340100232231210
614402223205000
71451663205630
oct255131736270
965885231730
1023243242680
119948228279
124608146760
1322655a6c48
1411a6d296c0
1591085bac0
hex56967bcb8

23243242680 has 256 divisors, whose sum is σ = 88724966400. Its totient is φ = 5301987840.

The previous prime is 23243242657. The next prime is 23243242709. The reversal of 23243242680 is 8624234232.

23243242680 is a `hidden beast` number, since 2 + 324 + 324 + 2 + 6 + 8 + 0 = 666.

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 63 ways as a sum of consecutive naturals, for example, 4087119 + ... + 4092801.

It is an arithmetic number, because the mean of its divisors is an integer number (346581900).

Almost surely, 223243242680 is an apocalyptic number.

23243242680 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 23243242680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44362483200).

23243242680 is an abundant number, since it is smaller than the sum of its proper divisors (65481723720).

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

23243242680 is a wasteful number, since it uses less digits than its factorization.

23243242680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251 (or 6241 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 23243242680 in words is "twenty-three billion, two hundred forty-three million, two hundred forty-two thousand, six hundred eighty".