Base | Representation |
---|---|
bin | 11010100000010… |
… | …00000110100100 |
3 | 120111100121012121 |
4 | 31100020012210 |
5 | 423404100200 |
6 | 34021155324 |
7 | 5336533132 |
oct | 1520100644 |
9 | 514317177 |
10 | 222331300 |
11 | 104555884 |
12 | 6255bb44 |
13 | 370a58a9 |
14 | 21756752 |
15 | 147bae1a |
hex | d4081a4 |
222331300 has 36 divisors (see below), whose sum is σ = 487257876. Its totient is φ = 88048000.
The previous prime is 222331283. The next prime is 222331327. The reversal of 222331300 is 3133222.
It can be written as a sum of positive squares in 6 ways, for example, as 13586596 + 208744704 = 3686^2 + 14448^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 907 + ... + 21106.
It is an arithmetic number, because the mean of its divisors is an integer number (13534941).
Almost surely, 2222331300 is an apocalyptic number.
222331300 is a gapful number since it is divisible by the number (20) 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 222331300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243628938).
222331300 is an abundant number, since it is smaller than the sum of its proper divisors (264926576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222331300 is a wasteful number, since it uses less digits than its factorization.
222331300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22128 (or 22121 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 222331300 is about 14910.7779810444. Note that the first 3 decimals coincide. The cubic root of 222331300 is about 605.8059518049.
Adding to 222331300 its reverse (3133222), we get a palindrome (225464522).
The spelling of 222331300 in words is "two hundred twenty-two million, three hundred thirty-one thousand, three hundred".
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