Base | Representation |
---|---|
bin | 11010100001000… |
… | …01010010000000 |
3 | 120111112211200022 |
4 | 31100201102000 |
5 | 423420400212 |
6 | 34023313012 |
7 | 5340442613 |
oct | 1520412200 |
9 | 514484608 |
10 | 222434432 |
11 | 104616310 |
12 | 625ab768 |
13 | 3711080c |
14 | 2178217a |
15 | 147db772 |
hex | d421480 |
222434432 has 64 divisors (see below), whose sum is σ = 486172800. Its totient is φ = 100531200.
The previous prime is 222434423. The next prime is 222434461. The reversal of 222434432 is 234434222.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
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, 336182 + ... + 336842.
It is an arithmetic number, because the mean of its divisors is an integer number (7596450).
Almost surely, 2222434432 is an apocalyptic number.
222434432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222434432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243086400).
222434432 is an abundant number, since it is smaller than the sum of its proper divisors (263738368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222434432 is a wasteful number, since it uses less digits than its factorization.
222434432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 925 (or 913 counting only the distinct ones).
The product of its digits is 9216, while the sum is 26.
The square root of 222434432 is about 14914.2358838795. The cubic root of 222434432 is about 605.8996083157.
Adding to 222434432 its reverse (234434222), we get a palindrome (456868654).
The spelling of 222434432 in words is "two hundred twenty-two million, four hundred thirty-four thousand, four hundred thirty-two".
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