Base | Representation |
---|---|
bin | 1011111100011101110100 |
3 | 12220002021022 |
4 | 23330131310 |
5 | 1300200002 |
6 | 151040312 |
7 | 35421005 |
oct | 13743564 |
9 | 5802238 |
10 | 3131252 |
11 | 1849613 |
12 | 1070098 |
13 | 858317 |
14 | 5b71ac |
15 | 41cba2 |
hex | 2fc774 |
3131252 has 24 divisors (see below), whose sum is σ = 5723592. Its totient is φ = 1497600.
The previous prime is 3131251. The next prime is 3131263. The reversal of 3131252 is 2521313.
It can be written as a sum of positive squares in 4 ways, for example, as 839056 + 2292196 = 916^2 + 1514^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 3131252.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3131251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9848 + ... + 10160.
It is an arithmetic number, because the mean of its divisors is an integer number (238483).
Almost surely, 23131252 is an apocalyptic number.
It is an amenable number.
3131252 is a deficient number, since it is larger than the sum of its proper divisors (2592340).
3131252 is a wasteful number, since it uses less digits than its factorization.
3131252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 419 (or 417 counting only the distinct ones).
The product of its digits is 180, while the sum is 17.
The square root of 3131252 is about 1769.5344020391. The cubic root of 3131252 is about 146.2983204105.
Adding to 3131252 its reverse (2521313), we get a palindrome (5652565).
It can be divided in two parts, 313 and 1252, that multiplied together give a square (391876 = 6262).
The spelling of 3131252 in words is "three million, one hundred thirty-one thousand, two hundred fifty-two".
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