Base | Representation |
---|---|
bin | 1010100000111000101110… |
… | …11111101010010011110100 |
3 | 10000212021021201010110201100 |
4 | 11100130113133222103310 |
5 | 11012300134000130400 |
6 | 121101135155530100 |
7 | 4604244121023306 |
oct | 520342737522364 |
9 | 100767251113640 |
10 | 23120203130100 |
11 | 740424aa1954a |
12 | 2714a252b9930 |
13 | cb92c210cc0b |
14 | 59d049455976 |
15 | 2a1622307100 |
hex | 1507177ea4f4 |
23120203130100 has 54 divisors (see below), whose sum is σ = 72468992258390. Its totient is φ = 6165387501120.
The previous prime is 23120203129981. The next prime is 23120203130111. The reversal of 23120203130100 is 103130202132.
23120203130100 is a `hidden beast` number, since 2 + 312 + 0 + 20 + 31 + 301 + 0 + 0 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 13684788324 + 23106518341776 = 116982^2 + 4806924^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12844556395 + ... + 12844558194.
Almost surely, 223120203130100 is an apocalyptic number.
23120203130100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23120203130100 is an abundant number, since it is smaller than the sum of its proper divisors (49348789128290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23120203130100 is a wasteful number, since it uses less digits than its factorization.
23120203130100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25689114609 (or 25689114599 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23120203130100 its reverse (103130202132), we get a palindrome (23223333332232).
The spelling of 23120203130100 in words is "twenty-three trillion, one hundred twenty billion, two hundred three million, one hundred thirty thousand, one hundred".
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