Base | Representation |
---|---|
bin | 1000010011111100… |
… | …0001110111110010 |
3 | 12202111020101202011 |
4 | 2010333001313302 |
5 | 14032131142000 |
6 | 1005220313134 |
7 | 106201111120 |
oct | 20477016762 |
9 | 5674211664 |
10 | 2231115250 |
11 | a45451a01 |
12 | 5232427aa |
13 | 297307150 |
14 | 17245a910 |
15 | d0d162ba |
hex | 84fc1df2 |
2231115250 has 128 divisors (see below), whose sum is σ = 5196731904. Its totient is φ = 698400000.
The previous prime is 2231115233. The next prime is 2231115251. The reversal of 2231115250 is 525111322.
It is a super-3 number, since 3×22311152503 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (2231115251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2297265 + ... + 2298235.
It is an arithmetic number, because the mean of its divisors is an integer number (40599468).
Almost surely, 22231115250 is an apocalyptic number.
2231115250 is an abundant number, since it is smaller than the sum of its proper divisors (2965616654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231115250 is a wasteful number, since it uses less digits than its factorization.
2231115250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1109 (or 1099 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 2231115250 is about 47234.6827024380. The cubic root of 2231115250 is about 1306.6943147899.
Adding to 2231115250 its reverse (525111322), we get a palindrome (2756226572).
The spelling of 2231115250 in words is "two billion, two hundred thirty-one million, one hundred fifteen thousand, two hundred fifty".
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