Base | Representation |
---|---|
bin | 10101011100001110… |
… | …011001000101100001 |
3 | 2012102110011112002100 |
4 | 111130032121011201 |
5 | 334122130104441 |
6 | 14324243441013 |
7 | 1443336506220 |
oct | 253416310541 |
9 | 65373145070 |
10 | 23022113121 |
11 | 9844423377 |
12 | 4566086169 |
13 | 222b832357 |
14 | 1185806cb7 |
15 | 8eb22bcb6 |
hex | 55c399161 |
23022113121 has 12 divisors (see below), whose sum is σ = 38004758272. Its totient is φ = 13155493176.
The previous prime is 23022113089. The next prime is 23022113161. The reversal of 23022113121 is 12131122032.
It is not a de Polignac number, because 23022113121 - 25 = 23022113089 is a prime.
It is a super-2 number, since 2×230221131212 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23022113094 and 23022113103.
It is not an unprimeable number, because it can be changed into a prime (23022113161) 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, 182715121 + ... + 182715246.
Almost surely, 223022113121 is an apocalyptic number.
23022113121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23022113121 is a deficient number, since it is larger than the sum of its proper divisors (14982645151).
23022113121 is a wasteful number, since it uses less digits than its factorization.
23022113121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 365430380 (or 365430377 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 23022113121 its reverse (12131122032), we get a palindrome (35153235153).
It can be divided in two parts, 230221 and 13121, that added together give a palindrome (243342).
The spelling of 23022113121 in words is "twenty-three billion, twenty-two million, one hundred thirteen thousand, one hundred twenty-one".
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