Base | Representation |
---|---|
bin | 1000010100000010… |
… | …0000100110010100 |
3 | 12202111222002222121 |
4 | 2011000200212110 |
5 | 14032231101002 |
6 | 1005232505324 |
7 | 106204315246 |
oct | 20500404624 |
9 | 5674862877 |
10 | 2231503252 |
11 | a45697470 |
12 | 5233ab244 |
13 | 297411934 |
14 | 17251c096 |
15 | d0d91237 |
hex | 85020994 |
2231503252 has 48 divisors (see below), whose sum is σ = 4434494400. Its totient is φ = 973244160.
The previous prime is 2231503229. The next prime is 2231503259. The reversal of 2231503252 is 2523051322.
It is a super-3 number, since 3×22315032523 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231503259) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202624 + ... + 213352.
It is an arithmetic number, because the mean of its divisors is an integer number (92385300).
Almost surely, 22231503252 is an apocalyptic number.
2231503252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2231503252 is a deficient number, since it is larger than the sum of its proper divisors (2202991148).
2231503252 is a wasteful number, since it uses less digits than its factorization.
2231503252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10936 (or 10934 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 2231503252 is about 47238.7896966042. The cubic root of 2231503252 is about 1306.7700572720.
Adding to 2231503252 its reverse (2523051322), we get a palindrome (4754554574).
The spelling of 2231503252 in words is "two billion, two hundred thirty-one million, five hundred three thousand, two hundred fifty-two".
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