Base | Representation |
---|---|
bin | 101111011110111111… |
… | …0001001000100010000 |
3 | 100202012120020110010110 |
4 | 1132331332021010100 |
5 | 3132314141303241 |
6 | 114502305401320 |
7 | 10236642603531 |
oct | 1367576110420 |
9 | 322176213113 |
10 | 101971431696 |
11 | 3a27823a9a2 |
12 | 1791a039240 |
13 | 9801093684 |
14 | 4d14c00688 |
15 | 29bc357816 |
hex | 17bdf89110 |
101971431696 has 20 divisors (see below), whose sum is σ = 263426198672. Its totient is φ = 33990477216.
The previous prime is 101971431677. The next prime is 101971431697. The reversal of 101971431696 is 696134179101.
It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 2124404827 = 101971431696 / (1 + 0 + 1 + 9 + 7 + 1 + 4 + 3 + 1 + 6 + 9 + 6).
It is not an unprimeable number, because it can be changed into a prime (101971431697) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062202366 + ... + 1062202461.
Almost surely, 2101971431696 is an apocalyptic number.
101971431696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
101971431696 is an abundant number, since it is smaller than the sum of its proper divisors (161454766976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101971431696 is a wasteful number, since it uses less digits than its factorization.
101971431696 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2124404838 (or 2124404832 counting only the distinct ones).
The product of its (nonzero) digits is 244944, while the sum is 48.
The spelling of 101971431696 in words is "one hundred one billion, nine hundred seventy-one million, four hundred thirty-one thousand, six hundred ninety-six".
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