Base | Representation |
---|---|
bin | 11010100010100… |
… | …00001010000000 |
3 | 120111220121001102 |
4 | 31101100022000 |
5 | 423443021212 |
6 | 34031353532 |
7 | 5342202440 |
oct | 1521201200 |
9 | 514817042 |
10 | 222626432 |
11 | 104737596 |
12 | 626828a8 |
13 | 3717a022 |
14 | 217d2120 |
15 | 148285c2 |
hex | d450280 |
222626432 has 64 divisors (see below), whose sum is σ = 508939200. Its totient is φ = 95023104.
The previous prime is 222626429. The next prime is 222626473. The reversal of 222626432 is 234626222.
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 222626395 and 222626404.
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, 375128 + ... + 375720.
It is an arithmetic number, because the mean of its divisors is an integer number (7952175).
Almost surely, 2222626432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222626432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254469600).
222626432 is an abundant number, since it is smaller than the sum of its proper divisors (286312768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222626432 is an equidigital number, since it uses as much as digits as its factorization.
222626432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1033 (or 1021 counting only the distinct ones).
The product of its digits is 13824, while the sum is 29.
The square root of 222626432 is about 14920.6712985710. The cubic root of 222626432 is about 606.0738907892.
The spelling of 222626432 in words is "two hundred twenty-two million, six hundred twenty-six thousand, four hundred thirty-two".
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