Base | Representation |
---|---|
bin | 10110010101110110… |
… | …001111111010111010 |
3 | 2021220211021111010110 |
4 | 112111312033322322 |
5 | 343112122101100 |
6 | 15004220325150 |
7 | 1506315653034 |
oct | 262566177272 |
9 | 67824244113 |
10 | 23988862650 |
11 | a1a00a6625 |
12 | 47959a37b6 |
13 | 2353bc9bac |
14 | 1237d7ac54 |
15 | 956041250 |
hex | 595d8feba |
23988862650 has 96 divisors (see below), whose sum is σ = 60685365888. Its totient is φ = 6269036800.
The previous prime is 23988862613. The next prime is 23988862657. The reversal of 23988862650 is 5626888932.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (23988862657) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12011452 + ... + 12013448.
It is an arithmetic number, because the mean of its divisors is an integer number (632139228).
Almost surely, 223988862650 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23988862650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30342682944).
23988862650 is an abundant number, since it is smaller than the sum of its proper divisors (36696503238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23988862650 is a wasteful number, since it uses less digits than its factorization.
23988862650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3576 (or 3571 counting only the distinct ones).
The product of its (nonzero) digits is 9953280, while the sum is 57.
The spelling of 23988862650 in words is "twenty-three billion, nine hundred eighty-eight million, eight hundred sixty-two thousand, six hundred fifty".
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