Base | Representation |
---|---|
bin | 10110010000000111… |
… | …110010111000001001 |
3 | 2021200010111221112221 |
4 | 112100013302320021 |
5 | 342413024031420 |
6 | 14550505334041 |
7 | 1504041304036 |
oct | 262007627011 |
9 | 67603457487 |
10 | 23892798985 |
11 | a150953570 |
12 | 4769797321 |
13 | 233a033ca3 |
14 | 12292d238d |
15 | 94c8b7caa |
hex | 5901f2e09 |
23892798985 has 16 divisors (see below), whose sum is σ = 31281007680. Its totient is φ = 17374824640.
The previous prime is 23892798911. The next prime is 23892798989. The reversal of 23892798985 is 58989729832.
It is not a de Polignac number, because 23892798985 - 233 = 15302864393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23892798989) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813486 + ... + 842344.
It is an arithmetic number, because the mean of its divisors is an integer number (1955062980).
Almost surely, 223892798985 is an apocalyptic number.
It is an amenable number.
23892798985 is a deficient number, since it is larger than the sum of its proper divisors (7388208695).
23892798985 is a wasteful number, since it uses less digits than its factorization.
23892798985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43928.
The product of its digits is 156764160, while the sum is 70.
The spelling of 23892798985 in words is "twenty-three billion, eight hundred ninety-two million, seven hundred ninety-eight thousand, nine hundred eighty-five".
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