Base | Representation |
---|---|
bin | 101111100011000111… |
… | …1100010101111000100 |
3 | 100202120020101011120010 |
4 | 1133012033202233010 |
5 | 3133110203223022 |
6 | 114524144110220 |
7 | 10243246321125 |
oct | 1370617425704 |
9 | 322506334503 |
10 | 102110211012 |
11 | 3a339608947 |
12 | 17958605370 |
13 | 9823a64204 |
14 | 4d2940804c |
15 | 29c961c50c |
hex | 17c63e2bc4 |
102110211012 has 24 divisors (see below), whose sum is σ = 238481325376. Its totient is φ = 34004713248.
The previous prime is 102110210987. The next prime is 102110211023. The reversal of 102110211012 is 210112011201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3989683 + ... + 4015194.
Almost surely, 2102110211012 is an apocalyptic number.
102110211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102110211012 is an abundant number, since it is smaller than the sum of its proper divisors (136371114364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102110211012 is a wasteful number, since it uses less digits than its factorization.
102110211012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8005947 (or 8005945 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 102110211012 its reverse (210112011201), we get a palindrome (312222222213).
The spelling of 102110211012 in words is "one hundred two billion, one hundred ten million, two hundred eleven thousand, twelve".
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