Base | Representation |
---|---|
bin | 111101000000011111… |
… | …1101111000000000000 |
3 | 110112011112110122121021 |
4 | 1322000333233000000 |
5 | 4121303340210422 |
6 | 140104151435224 |
7 | 12315425624461 |
oct | 1720077570000 |
9 | 415145418537 |
10 | 131013210112 |
11 | 506205a5964 |
12 | 21484085b14 |
13 | c47ba88745 |
14 | 64abc94d68 |
15 | 361bca3dc7 |
hex | 1e80fef000 |
131013210112 has 26 divisors (see below), whose sum is σ = 261994442768. Its totient is φ = 65506603008.
The previous prime is 131013210079. The next prime is 131013210233. The reversal of 131013210112 is 211012310131.
It is a happy number.
It is a super-2 number, since 2×1310132101122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15988728 + ... + 15996919.
Almost surely, 2131013210112 is an apocalyptic number.
It is an amenable number.
131013210112 is a deficient number, since it is larger than the sum of its proper divisors (130981232656).
131013210112 is an frugal number, since it uses more digits than its factorization.
131013210112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31985671 (or 31985649 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 131013210112 its reverse (211012310131), we get a palindrome (342025520243).
The spelling of 131013210112 in words is "one hundred thirty-one billion, thirteen million, two hundred ten thousand, one hundred twelve".
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