Base | Representation |
---|---|
bin | 11010011111100… |
… | …10000101101011 |
3 | 120111012000112000 |
4 | 31033302011223 |
5 | 423343204011 |
6 | 34015222043 |
7 | 5336006220 |
oct | 1517620553 |
9 | 514160460 |
10 | 222241131 |
11 | 1044a4062 |
12 | 62517923 |
13 | 37073838 |
14 | 21731947 |
15 | 1479e356 |
hex | d3f216b |
222241131 has 32 divisors (see below), whose sum is σ = 378040320. Its totient is φ = 126401472.
The previous prime is 222241087. The next prime is 222241133. The reversal of 222241131 is 131142222.
It is a happy number.
222241131 is a `hidden beast` number, since 2 + 222 + 411 + 31 = 666.
It is not a de Polignac number, because 222241131 - 26 = 222241067 is a prime.
It is a super-2 number, since 2×2222411312 = 98782240616318322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (222241133) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39511 + ... + 44783.
It is an arithmetic number, because the mean of its divisors is an integer number (11813760).
Almost surely, 2222241131 is an apocalyptic number.
222241131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
222241131 is a deficient number, since it is larger than the sum of its proper divisors (155799189).
222241131 is a wasteful number, since it uses less digits than its factorization.
222241131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5512 (or 5506 counting only the distinct ones).
The product of its digits is 192, while the sum is 18.
The square root of 222241131 is about 14907.7540561951. The cubic root of 222241131 is about 605.7240435549.
Adding to 222241131 its reverse (131142222), we get a palindrome (353383353).
The spelling of 222241131 in words is "two hundred twenty-two million, two hundred forty-one thousand, one hundred thirty-one".
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