Base | Representation |
---|---|
bin | 10010011110101… |
… | …011001101100001 |
3 | 210121101012212002 |
4 | 102132223031201 |
5 | 1113331444301 |
6 | 50433013345 |
7 | 10453136024 |
oct | 2236531541 |
9 | 717335762 |
10 | 310031201 |
11 | 14a006037 |
12 | 879b4255 |
13 | 4c30091c |
14 | 2d2651bb |
15 | 1c34116b |
hex | 127ab361 |
310031201 has 2 divisors, whose sum is σ = 310031202. Its totient is φ = 310031200.
The previous prime is 310031173. The next prime is 310031203. The reversal of 310031201 is 102130013.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 155650576 + 154380625 = 12476^2 + 12425^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-310031201 is a prime.
It is a super-2 number, since 2×3100312012 = 192238691187004802, which contains 22 as substring.
Together with 310031203, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (310031203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155015600 + 155015601.
It is an arithmetic number, because the mean of its divisors is an integer number (155015601).
Almost surely, 2310031201 is an apocalyptic number.
It is an amenable number.
310031201 is a deficient number, since it is larger than the sum of its proper divisors (1).
310031201 is an equidigital number, since it uses as much as digits as its factorization.
310031201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 310031201 is about 17607.7028882248. The cubic root of 310031201 is about 676.8126503878.
Adding to 310031201 its reverse (102130013), we get a palindrome (412161214).
The spelling of 310031201 in words is "three hundred ten million, thirty-one thousand, two hundred one".
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