Base | Representation |
---|---|
bin | 1010100001001101001111… |
… | …00011111010111011011110 |
3 | 10000220022200210200111110201 |
4 | 11100212213203322323132 |
5 | 11012440204241203241 |
6 | 121110155313254114 |
7 | 4605113643520000 |
oct | 520464743727336 |
9 | 100808623614421 |
10 | 23131210100446 |
11 | 7408989088258 |
12 | 2716b9756433a |
13 | cba357608116 |
14 | 59d7b121c370 |
15 | 2a1a687c1931 |
hex | 1509a78faede |
23131210100446 has 20 divisors (see below), whose sum is σ = 40477209186672. Its totient is φ = 9913375755276.
The previous prime is 23131210100429. The next prime is 23131210100447. The reversal of 23131210100446 is 64400101213132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23131210100447) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2408492710 + ... + 2408502313.
Almost surely, 223131210100446 is an apocalyptic number.
23131210100446 is a deficient number, since it is larger than the sum of its proper divisors (17345999086226).
23131210100446 is an frugal number, since it uses more digits than its factorization.
23131210100446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4816995053 (or 4816995032 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
Adding to 23131210100446 its reverse (64400101213132), we get a palindrome (87531311313578).
The spelling of 23131210100446 in words is "twenty-three trillion, one hundred thirty-one billion, two hundred ten million, one hundred thousand, four hundred forty-six".
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