Base | Representation |
---|---|
bin | 10101011100101100… |
… | …100001110001010001 |
3 | 2012110000000212200210 |
4 | 111130230201301101 |
5 | 334131140404014 |
6 | 14325125034333 |
7 | 1443463611033 |
oct | 253454416121 |
9 | 65400025623 |
10 | 23030013009 |
11 | 9848929703 |
12 | 45688559a9 |
13 | 223036a043 |
14 | 11868a1c53 |
15 | 8ebc8c859 |
hex | 55cb21c51 |
23030013009 has 8 divisors (see below), whose sum is σ = 30708186912. Its totient is φ = 15352590560.
The previous prime is 23030012989. The next prime is 23030013037. The reversal of 23030013009 is 90031003032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23030013009 - 213 = 23030004817 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23030013059) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111972 + ... + 242069.
It is an arithmetic number, because the mean of its divisors is an integer number (3838523364).
Almost surely, 223030013009 is an apocalyptic number.
It is an amenable number.
23030013009 is a deficient number, since it is larger than the sum of its proper divisors (7678173903).
23030013009 is a wasteful number, since it uses less digits than its factorization.
23030013009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 375727.
The product of its (nonzero) digits is 486, while the sum is 21.
The spelling of 23030013009 in words is "twenty-three billion, thirty million, thirteen thousand, nine".
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