Base | Representation |
---|---|
bin | 1011111100011101011110 |
3 | 12220002020111 |
4 | 23330131132 |
5 | 1300144410 |
6 | 151040234 |
7 | 35420644 |
oct | 13743536 |
9 | 5802214 |
10 | 3131230 |
11 | 18495a3 |
12 | 107007a |
13 | 8582cb |
14 | 5b7194 |
15 | 41cb8a |
hex | 2fc75e |
3131230 has 32 divisors (see below), whose sum is σ = 6057504. Its totient is φ = 1161216.
The previous prime is 3131221. The next prime is 3131231. The reversal of 3131230 is 321313.
It is a self number, because there is not a number n which added to its sum of digits gives 3131230.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3131231) 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, 19129 + ... + 19291.
It is an arithmetic number, because the mean of its divisors is an integer number (189297).
Almost surely, 23131230 is an apocalyptic number.
3131230 is a deficient number, since it is larger than the sum of its proper divisors (2926274).
3131230 is a wasteful number, since it uses less digits than its factorization.
3131230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 3131230 is about 1769.5281857037. The cubic root of 3131230 is about 146.2979777818.
Adding to 3131230 its reverse (321313), we get a palindrome (3452543).
The spelling of 3131230 in words is "three million, one hundred thirty-one thousand, two hundred thirty".
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