Base | Representation |
---|---|
bin | 10101100010001111… |
… | …010111110011101001 |
3 | 2012200111001210120112 |
4 | 111202033113303221 |
5 | 334323444031241 |
6 | 14342250504105 |
7 | 1446003353213 |
oct | 254217276351 |
9 | 65614053515 |
10 | 23123033321 |
11 | 98963931a3 |
12 | 4593a35035 |
13 | 224670894b |
14 | 1194d975b3 |
15 | 9050141eb |
hex | 5623d7ce9 |
23123033321 has 12 divisors (see below), whose sum is σ = 23677902144. Its totient is φ = 22580067000.
The previous prime is 23123033317. The next prime is 23123033347. The reversal of 23123033321 is 12333032132.
It is not a de Polignac number, because 23123033321 - 22 = 23123033317 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23123030321) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503636 + ... + 547626.
It is an arithmetic number, because the mean of its divisors is an integer number (1973158512).
Almost surely, 223123033321 is an apocalyptic number.
It is an amenable number.
23123033321 is a deficient number, since it is larger than the sum of its proper divisors (554868823).
23123033321 is an equidigital number, since it uses as much as digits as its factorization.
23123033321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44260 (or 44201 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 23123033321 its reverse (12333032132), we get a palindrome (35456065453).
The spelling of 23123033321 in words is "twenty-three billion, one hundred twenty-three million, thirty-three thousand, three hundred twenty-one".
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