Base | Representation |
---|---|
bin | 10101011010111110… |
… | …101001110100001011 |
3 | 2012100222211112120020 |
4 | 111122332221310023 |
5 | 334101302210443 |
6 | 14322215431523 |
7 | 1442664026433 |
oct | 253276516413 |
9 | 65328745506 |
10 | 23001210123 |
11 | 9833646671 |
12 | 455b0855a3 |
13 | 22273c3c08 |
14 | 1182b252c3 |
15 | 8e949d583 |
hex | 55afa9d0b |
23001210123 has 8 divisors (see below), whose sum is σ = 30696973200. Its totient is φ = 15319793568.
The previous prime is 23001210097. The next prime is 23001210181. The reversal of 23001210123 is 32101210032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23001210123 - 217 = 23001079051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23001110123) 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, 3582888 + ... + 3589301.
It is an arithmetic number, because the mean of its divisors is an integer number (3837121650).
Almost surely, 223001210123 is an apocalyptic number.
23001210123 is a deficient number, since it is larger than the sum of its proper divisors (7695763077).
23001210123 is a wasteful number, since it uses less digits than its factorization.
23001210123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7173261.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 23001210123 its reverse (32101210032), we get a palindrome (55102420155).
Subtracting 23001210123 from its reverse (32101210032), we obtain a palindrome (9099999909).
The spelling of 23001210123 in words is "twenty-three billion, one million, two hundred ten thousand, one hundred twenty-three".
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