Base | Representation |
---|---|
bin | 10101100110111100… |
… | …100011011001001000 |
3 | 2012212222122000110021 |
4 | 111212330203121020 |
5 | 340004202023440 |
6 | 14354151030224 |
7 | 1450652425255 |
oct | 254674433110 |
9 | 65788560407 |
10 | 23201986120 |
11 | 9926a09645 |
12 | 45b636b374 |
13 | 2259b90491 |
14 | 11a166a42c |
15 | 90be0c84a |
hex | 566f23648 |
23201986120 has 16 divisors (see below), whose sum is σ = 52204468860. Its totient is φ = 9280794432.
The previous prime is 23201986117. The next prime is 23201986147. The reversal of 23201986120 is 2168910232.
It can be written as a sum of positive squares in 2 ways, for example, as 21067361316 + 2134624804 = 145146^2 + 46202^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290024787 + ... + 290024866.
Almost surely, 223201986120 is an apocalyptic number.
23201986120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23201986120 is an abundant number, since it is smaller than the sum of its proper divisors (29002482740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23201986120 is a wasteful number, since it uses less digits than its factorization.
23201986120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 580049664 (or 580049660 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 34.
The spelling of 23201986120 in words is "twenty-three billion, two hundred one million, nine hundred eighty-six thousand, one hundred twenty".
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