Base | Representation |
---|---|
bin | 10110010000010111… |
… | …110100011100000000 |
3 | 2021200102102100211020 |
4 | 112100113310130000 |
5 | 342420112442210 |
6 | 14551135345440 |
7 | 1504122101001 |
oct | 262027643400 |
9 | 67612370736 |
10 | 23896999680 |
11 | a153262614 |
12 | 476b082280 |
13 | 233ab74cc8 |
14 | 1229aa71a8 |
15 | 94ce47770 |
hex | 5905f4700 |
23896999680 has 288 divisors, whose sum is σ = 77990013696. Its totient is φ = 6234734592.
The previous prime is 23896999663. The next prime is 23896999703. The reversal of 23896999680 is 8699969832.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45691899 + ... + 45692421.
Almost surely, 223896999680 is an apocalyptic number.
23896999680 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 23896999680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38995006848).
23896999680 is an abundant number, since it is smaller than the sum of its proper divisors (54093014016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23896999680 is a wasteful number, since it uses less digits than its factorization.
23896999680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 783 (or 769 counting only the distinct ones).
The product of its (nonzero) digits is 90699264, while the sum is 69.
The spelling of 23896999680 in words is "twenty-three billion, eight hundred ninety-six million, nine hundred ninety-nine thousand, six hundred eighty".
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