Base | Representation |
---|---|
bin | 1011111100101… |
… | …00010010110101 |
3 | 20222120210220212 |
4 | 11332110102311 |
5 | 201124102013 |
6 | 13540035205 |
7 | 2324605544 |
oct | 576242265 |
9 | 228523825 |
10 | 100222133 |
11 | 51633410 |
12 | 29692b05 |
13 | 179c094b |
14 | d44c15b |
15 | 8bea6a8 |
hex | 5f944b5 |
100222133 has 4 divisors (see below), whose sum is σ = 109333248. Its totient is φ = 91111020.
The previous prime is 100222117. The next prime is 100222139. The reversal of 100222133 is 331222001.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331222001 = 11 ⋅30111091.
It is not a de Polignac number, because 100222133 - 24 = 100222117 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100222139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4555541 + ... + 4555562.
It is an arithmetic number, because the mean of its divisors is an integer number (27333312).
Almost surely, 2100222133 is an apocalyptic number.
It is an amenable number.
100222133 is a deficient number, since it is larger than the sum of its proper divisors (9111115).
100222133 is an equidigital number, since it uses as much as digits as its factorization.
100222133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9111114.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 100222133 is about 10011.1004889572. The cubic root of 100222133 is about 464.5023125476.
Adding to 100222133 its reverse (331222001), we get a palindrome (431444134).
The spelling of 100222133 in words is "one hundred million, two hundred twenty-two thousand, one hundred thirty-three".
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