Base | Representation |
---|---|
bin | 1010100001001011100011… |
… | …01000001000100010111111 |
3 | 10000220020100202000120121200 |
4 | 11100211301220020202333 |
5 | 11012431331120011020 |
6 | 121105525431030543 |
7 | 4605052345345500 |
oct | 520456150104277 |
9 | 100806322016550 |
10 | 23130305235135 |
11 | 740856433258a |
12 | 271698450b453 |
13 | cba241cca067 |
14 | 59d726d96ba7 |
15 | 2a1a14133590 |
hex | 150971a088bf |
23130305235135 has 72 divisors (see below), whose sum is σ = 46646526332016. Its totient is φ = 10571976979200.
The previous prime is 23130305235091. The next prime is 23130305235139. The reversal of 23130305235135 is 53153250303132.
It is a happy number.
23130305235135 is a `hidden beast` number, since 2 + 3 + 130 + 3 + 0 + 5 + 2 + 3 + 513 + 5 = 666.
It is not a de Polignac number, because 23130305235135 - 29 = 23130305234623 is a prime.
It is a super-2 number, since 2×231303052351352 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23130305235135.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23130305235139) 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, 11532307 + ... + 13388603.
It is an arithmetic number, because the mean of its divisors is an integer number (647868421278).
Almost surely, 223130305235135 is an apocalyptic number.
23130305235135 is an abundant number, since it is smaller than the sum of its proper divisors (23516221096881).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23130305235135 is a wasteful number, since it uses less digits than its factorization.
23130305235135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1861973 (or 1861963 counting only the distinct ones).
The product of its (nonzero) digits is 121500, while the sum is 36.
Adding to 23130305235135 its reverse (53153250303132), we get a palindrome (76283555538267).
The spelling of 23130305235135 in words is "twenty-three trillion, one hundred thirty billion, three hundred five million, two hundred thirty-five thousand, one hundred thirty-five".
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