Base | Representation |
---|---|
bin | 101111001010000010… |
… | …1100011011111110001 |
3 | 100200101120222121012200 |
4 | 1132110011203133301 |
5 | 3124344243410024 |
6 | 114304444213413 |
7 | 10213351006203 |
oct | 1362405433761 |
9 | 320346877180 |
10 | 101268731889 |
11 | 39a47617156 |
12 | 1776283a269 |
13 | 971b61a480 |
14 | 4c89762773 |
15 | 297a8002c9 |
hex | 17941637f1 |
101268731889 has 24 divisors (see below), whose sum is σ = 164378235840. Its totient is φ = 59609686752.
The previous prime is 101268731831. The next prime is 101268731891. The reversal of 101268731889 is 988137862101.
It is not a de Polignac number, because 101268731889 - 211 = 101268729841 is a prime.
It is not an unprimeable number, because it can be changed into a prime (101268731789) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18813499 + ... + 18818880.
It is an arithmetic number, because the mean of its divisors is an integer number (6849093160).
Almost surely, 2101268731889 is an apocalyptic number.
It is an amenable number.
101268731889 is a deficient number, since it is larger than the sum of its proper divisors (63109503951).
101268731889 is a wasteful number, since it uses less digits than its factorization.
101268731889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37632421 (or 37632418 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 54.
The spelling of 101268731889 in words is "one hundred one billion, two hundred sixty-eight million, seven hundred thirty-one thousand, eight hundred eighty-nine".
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