Base | Representation |
---|---|
bin | 10101011011101100… |
… | …110100011011011111 |
3 | 2012101211121101112011 |
4 | 111123230310123133 |
5 | 334112401442343 |
6 | 14323331052051 |
7 | 1443201632506 |
oct | 253354643337 |
9 | 65354541464 |
10 | 23013312223 |
11 | 983a462100 |
12 | 4563141027 |
13 | 2229a70515 |
14 | 118459583d |
15 | 8ea58e29d |
hex | 55bb346df |
23013312223 has 12 divisors (see below), whose sum is σ = 25341112440. Its totient is φ = 20883571280.
The previous prime is 23013312211. The next prime is 23013312263. The reversal of 23013312223 is 32221331032.
It is a de Polignac number, because none of the positive numbers 2k-23013312223 is a prime.
It is a super-2 number, since 2×230133122232 (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 = 23013312194 and 23013312203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23013312263) 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, 103333 + ... + 238126.
It is an arithmetic number, because the mean of its divisors is an integer number (2111759370).
Almost surely, 223013312223 is an apocalyptic number.
23013312223 is a deficient number, since it is larger than the sum of its proper divisors (2327800217).
23013312223 is a wasteful number, since it uses less digits than its factorization.
23013312223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342038 (or 342027 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 23013312223 its reverse (32221331032), we get a palindrome (55234643255).
The spelling of 23013312223 in words is "twenty-three billion, thirteen million, three hundred twelve thousand, two hundred twenty-three".
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