Base | Representation |
---|---|
bin | 10101101000101000… |
… | …100110111011111011 |
3 | 2012221221221010111212 |
4 | 111220220212323323 |
5 | 340033424442222 |
6 | 14401042113335 |
7 | 1451445252455 |
oct | 255050467373 |
9 | 65857833455 |
10 | 23230312187 |
11 | 99409a6415 |
12 | 460394b84b |
13 | 22629ca574 |
14 | 11a53212d5 |
15 | 90e6556e2 |
hex | 568a26efb |
23230312187 has 2 divisors, whose sum is σ = 23230312188. Its totient is φ = 23230312186.
The previous prime is 23230312123. The next prime is 23230312213. The reversal of 23230312187 is 78121303232.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23230312187 - 26 = 23230312123 is a prime.
It is not a weakly prime, because it can be changed into another prime (23230312487) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615156093 + 11615156094.
It is an arithmetic number, because the mean of its divisors is an integer number (11615156094).
Almost surely, 223230312187 is an apocalyptic number.
23230312187 is a deficient number, since it is larger than the sum of its proper divisors (1).
23230312187 is an equidigital number, since it uses as much as digits as its factorization.
23230312187 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12096, while the sum is 32.
The spelling of 23230312187 in words is "twenty-three billion, two hundred thirty million, three hundred twelve thousand, one hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •