Base | Representation |
---|---|
bin | 101110101010110110… |
… | …0111110010111111100 |
3 | 100120200122120020112020 |
4 | 1131111230332113330 |
5 | 3120223324212423 |
6 | 114012535240140 |
7 | 10145411542152 |
oct | 1352554762774 |
9 | 316618506466 |
10 | 100222100988 |
11 | 3955a843939 |
12 | 17510219050 |
13 | 95b2834549 |
14 | 4bca7573d2 |
15 | 29189ac4e3 |
hex | 1755b3e5fc |
100222100988 has 24 divisors (see below), whose sum is σ = 234140654160. Its totient is φ = 33366069120.
The previous prime is 100222100983. The next prime is 100222101011. The reversal of 100222100988 is 889001222001.
It is a super-2 number, since 2×1002221009882 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100222100981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5152123 + ... + 5171538.
It is an arithmetic number, because the mean of its divisors is an integer number (9755860590).
Almost surely, 2100222100988 is an apocalyptic number.
It is an amenable number.
100222100988 is an abundant number, since it is smaller than the sum of its proper divisors (133918553172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100222100988 is a wasteful number, since it uses less digits than its factorization.
100222100988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10324477 (or 10324475 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 33.
Adding to 100222100988 its reverse (889001222001), we get a palindrome (989223322989).
The spelling of 100222100988 in words is "one hundred billion, two hundred twenty-two million, one hundred thousand, nine hundred eighty-eight".
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