Base | Representation |
---|---|
bin | 1001011111100110010 |
3 | 120210201212 |
4 | 1023330302 |
5 | 34423330 |
6 | 10400122 |
7 | 2433653 |
oct | 1137462 |
9 | 523655 |
10 | 311090 |
11 | 1a27aa |
12 | 130042 |
13 | ab7a0 |
14 | 8152a |
15 | 62295 |
hex | 4bf32 |
311090 has 16 divisors (see below), whose sum is σ = 603288. Its totient is φ = 114816.
The previous prime is 311041. The next prime is 311099. The reversal of 311090 is 90113.
It can be written as a sum of positive squares in 4 ways, for example, as 96721 + 214369 = 311^2 + 463^2 .
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 311090.
It is not an unprimeable number, because it can be changed into a prime (311099) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067 + ... + 1326.
2311090 is an apocalyptic number.
311090 is a deficient number, since it is larger than the sum of its proper divisors (292198).
311090 is a wasteful number, since it uses less digits than its factorization.
311090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2413.
The product of its (nonzero) digits is 27, while the sum is 14.
The square root of 311090 is about 557.7544262487. The cubic root of 311090 is about 67.7582244251.
The spelling of 311090 in words is "three hundred eleven thousand, ninety".
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