Base | Representation |
---|---|
bin | 10101110001101000… |
… | …100100000010111001 |
3 | 2020100111000212101121 |
4 | 111301220210002321 |
5 | 340341102422124 |
6 | 14424034145241 |
7 | 1455260505442 |
oct | 256150440271 |
9 | 66314025347 |
10 | 23381295289 |
11 | 9a0914a240 |
12 | 4646422221 |
13 | 2288081a91 |
14 | 11bb3c42c9 |
15 | 91ca2b2e4 |
hex | 571a240b9 |
23381295289 has 4 divisors (see below), whose sum is σ = 25506867600. Its totient is φ = 21255722980.
The previous prime is 23381295283. The next prime is 23381295359. The reversal of 23381295289 is 98259218332.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 23381295289 - 227 = 23247077561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23381295283) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062786139 + ... + 1062786160.
It is an arithmetic number, because the mean of its divisors is an integer number (6376716900).
Almost surely, 223381295289 is an apocalyptic number.
It is an amenable number.
23381295289 is a deficient number, since it is larger than the sum of its proper divisors (2125572311).
23381295289 is a wasteful number, since it uses less digits than its factorization.
23381295289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2125572310.
The product of its digits is 1866240, while the sum is 52.
The spelling of 23381295289 in words is "twenty-three billion, three hundred eighty-one million, two hundred ninety-five thousand, two hundred eighty-nine".
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