Base | Representation |
---|---|
bin | 10101110100011011… |
… | …111000011011110011 |
3 | 2020110202111002021100 |
4 | 111310123320123303 |
5 | 340440121140304 |
6 | 14432433455443 |
7 | 1456401200103 |
oct | 256433703363 |
9 | 66422432240 |
10 | 23428302579 |
11 | 9a32736540 |
12 | 465a111583 |
13 | 2294a2cc46 |
14 | 11c373d203 |
15 | 921c14439 |
hex | 5746f86f3 |
23428302579 has 48 divisors (see below), whose sum is σ = 38143123200. Its totient is φ = 13732130880.
The previous prime is 23428302563. The next prime is 23428302641. The reversal of 23428302579 is 97520382432.
23428302579 is a `hidden beast` number, since 2 + 3 + 42 + 8 + 30 + 2 + 579 = 666.
It is not a de Polignac number, because 23428302579 - 24 = 23428302563 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23428302509) 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, 592572 + ... + 630870.
It is an arithmetic number, because the mean of its divisors is an integer number (794648400).
Almost surely, 223428302579 is an apocalyptic number.
23428302579 is a deficient number, since it is larger than the sum of its proper divisors (14714820621).
23428302579 is a wasteful number, since it uses less digits than its factorization.
23428302579 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38520 (or 38517 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 45.
The spelling of 23428302579 in words is "twenty-three billion, four hundred twenty-eight million, three hundred two thousand, five hundred seventy-nine".
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