Base | Representation |
---|---|
bin | 111011101100… |
… | …1101001110110 |
3 | 2011220012211012 |
4 | 1313121221312 |
5 | 31003101324 |
6 | 3034512222 |
7 | 530022161 |
oct | 167315166 |
9 | 64805735 |
10 | 31300214 |
11 | 16739350 |
12 | a595672 |
13 | 663ba4a |
14 | 422aad8 |
15 | 2b3420e |
hex | 1dd9a76 |
31300214 has 16 divisors (see below), whose sum is σ = 52310016. Its totient is φ = 13924200.
The previous prime is 31300207. The next prime is 31300219. The reversal of 31300214 is 41200313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31300219) 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, 14102 + ... + 16169.
It is an arithmetic number, because the mean of its divisors is an integer number (3269376).
Almost surely, 231300214 is an apocalyptic number.
31300214 is a deficient number, since it is larger than the sum of its proper divisors (21009802).
31300214 is a wasteful number, since it uses less digits than its factorization.
31300214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30331.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 31300214 is about 5594.6594176947. The cubic root of 31300214 is about 315.1488806596.
Adding to 31300214 its reverse (41200313), we get a palindrome (72500527).
Subtracting 31300214 from its reverse (41200313), we obtain a palindrome (9900099).
The spelling of 31300214 in words is "thirty-one million, three hundred thousand, two hundred fourteen".
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