Base | Representation |
---|---|
bin | 10101100010101001… |
… | …111100101101010100 |
3 | 2012200222011202100112 |
4 | 111202221330231110 |
5 | 334332240001322 |
6 | 14343100102152 |
7 | 1446116520644 |
oct | 254251745524 |
9 | 65628152315 |
10 | 23130000212 |
11 | 989a311560 |
12 | 4596234958 |
13 | 2247ca7a77 |
14 | 1195c8c524 |
15 | 90593d5e2 |
hex | 562a7cb54 |
23130000212 has 24 divisors (see below), whose sum is σ = 44199376032. Its totient is φ = 10503612000.
The previous prime is 23130000211. The next prime is 23130000307. The reversal of 23130000212 is 21200003132.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23130000211) 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, 203843 + ... + 296330.
It is an arithmetic number, because the mean of its divisors is an integer number (1841640668).
Almost surely, 223130000212 is an apocalyptic number.
23130000212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23130000212 is a deficient number, since it is larger than the sum of its proper divisors (21069375820).
23130000212 is a wasteful number, since it uses less digits than its factorization.
23130000212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501239 (or 501237 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 23130000212 its reverse (21200003132), we get a palindrome (44330003344).
The spelling of 23130000212 in words is "twenty-three billion, one hundred thirty million, two hundred twelve", and thus it is an aban number.
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