Base | Representation |
---|---|
bin | 10101100010101010… |
… | …110000011111001101 |
3 | 2012200222120112021200 |
4 | 111202222300133031 |
5 | 334332313243201 |
6 | 14343104420113 |
7 | 1446121363200 |
oct | 254252603715 |
9 | 65628515250 |
10 | 23130212301 |
11 | 989a446939 |
12 | 4596317639 |
13 | 2248050471 |
14 | 1195d05937 |
15 | 905981386 |
hex | 562ab07cd |
23130212301 has 72 divisors (see below), whose sum is σ = 40174144920. Its totient is φ = 12776714496.
The previous prime is 23130212299. The next prime is 23130212333. The reversal of 23130212301 is 10321203132.
23130212301 is a `hidden beast` number, since 23 + 130 + 212 + 301 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 13859411076 + 9270801225 = 117726^2 + 96285^2 .
It is not a de Polignac number, because 23130212301 - 21 = 23130212299 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23130212351) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2557255 + ... + 2566283.
It is an arithmetic number, because the mean of its divisors is an integer number (557974235).
Almost surely, 223130212301 is an apocalyptic number.
23130212301 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23130212301 is a deficient number, since it is larger than the sum of its proper divisors (17043932619).
23130212301 is a wasteful number, since it uses less digits than its factorization.
23130212301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9243 (or 9233 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23130212301 its reverse (10321203132), we get a palindrome (33451415433).
The spelling of 23130212301 in words is "twenty-three billion, one hundred thirty million, two hundred twelve thousand, three hundred one".
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