Base | Representation |
---|---|
bin | 10101110100101000… |
… | …001111110110111010 |
3 | 2020110222120210000020 |
4 | 111310220033312322 |
5 | 340441433404000 |
6 | 14433031151310 |
7 | 1456440561042 |
oct | 256450176672 |
9 | 66428523006 |
10 | 23431544250 |
11 | 9a34550004 |
12 | 465b215536 |
13 | 22955c65aa |
14 | 11c3d44722 |
15 | 922154ba0 |
hex | 574a0fdba |
23431544250 has 128 divisors (see below), whose sum is σ = 59779399680. Its totient is φ = 6111560000.
The previous prime is 23431544243. The next prime is 23431544267. The reversal of 23431544250 is 5244513432.
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, 6974071 + ... + 6977429.
It is an arithmetic number, because the mean of its divisors is an integer number (467026560).
Almost surely, 223431544250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23431544250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29889699840).
23431544250 is an abundant number, since it is smaller than the sum of its proper divisors (36347855430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23431544250 is a wasteful number, since it uses less digits than its factorization.
23431544250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3581 (or 3571 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 33.
The spelling of 23431544250 in words is "twenty-three billion, four hundred thirty-one million, five hundred forty-four thousand, two hundred fifty".
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