Base | Representation |
---|---|
bin | 101110101110000110… |
… | …1010001011100101110 |
3 | 100120222020220121210100 |
4 | 1131130031101130232 |
5 | 3120434243343042 |
6 | 114031434251530 |
7 | 10151205251421 |
oct | 1353415213456 |
9 | 316866817710 |
10 | 100331231022 |
11 | 39606400950 |
12 | 17540886ba6 |
13 | 95cc323929 |
14 | 4bdb0439b8 |
15 | 292336724c |
hex | 175c35172e |
100331231022 has 48 divisors (see below), whose sum is σ = 237193135920. Its totient is φ = 30397430400.
The previous prime is 100331231003. The next prime is 100331231027. The reversal of 100331231022 is 220132133001.
100331231022 is a `hidden beast` number, since 1 + 0 + 0 + 331 + 2 + 310 + 22 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 100331230986 and 100331231004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100331231027) 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, 1018354 + ... + 1112522.
It is an arithmetic number, because the mean of its divisors is an integer number (4941523665).
Almost surely, 2100331231022 is an apocalyptic number.
100331231022 is an abundant number, since it is smaller than the sum of its proper divisors (136861904898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100331231022 is a wasteful number, since it uses less digits than its factorization.
100331231022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99569 (or 99566 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 100331231022 its reverse (220132133001), we get a palindrome (320463364023).
The spelling of 100331231022 in words is "one hundred billion, three hundred thirty-one million, two hundred thirty-one thousand, twenty-two".
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