Base | Representation |
---|---|
bin | 11010100100010… |
… | …11010111000101 |
3 | 120112100220200221 |
4 | 31102023113011 |
5 | 424023301213 |
6 | 34040504341 |
7 | 5344232440 |
oct | 1522132705 |
9 | 515326627 |
10 | 222868933 |
11 | 104892801 |
12 | 6277b0b1 |
13 | 37233511 |
14 | 21856657 |
15 | 1487538d |
hex | d48b5c5 |
222868933 has 4 divisors (see below), whose sum is σ = 254707360. Its totient is φ = 191030508.
The previous prime is 222868897. The next prime is 222868939. The reversal of 222868933 is 339868222.
222868933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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.
It is a cyclic number.
It is not a de Polignac number, because 222868933 - 213 = 222860741 is a prime.
It is a super-2 number, since 2×2228689332 = 99341122593116978, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 222868933.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222868939) 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, 15919203 + ... + 15919216.
It is an arithmetic number, because the mean of its divisors is an integer number (63676840).
Almost surely, 2222868933 is an apocalyptic number.
It is an amenable number.
222868933 is a deficient number, since it is larger than the sum of its proper divisors (31838427).
222868933 is an equidigital number, since it uses as much as digits as its factorization.
222868933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31838426.
The product of its digits is 248832, while the sum is 43.
The square root of 222868933 is about 14928.7954303085. The cubic root of 222868933 is about 606.2938709457.
The spelling of 222868933 in words is "two hundred twenty-two million, eight hundred sixty-eight thousand, nine hundred thirty-three".
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