Base | Representation |
---|---|
bin | 10010101100000… |
… | …111100011000101 |
3 | 210212000020210101 |
4 | 102230013203011 |
5 | 1120232231031 |
6 | 51040324101 |
7 | 10525113634 |
oct | 2254074305 |
9 | 725006711 |
10 | 313555141 |
11 | 150aa2689 |
12 | 89013631 |
13 | 4cc658b3 |
14 | 2d90151b |
15 | 1c7da361 |
hex | 12b078c5 |
313555141 has 2 divisors, whose sum is σ = 313555142. Its totient is φ = 313555140.
The previous prime is 313555129. The next prime is 313555199. The reversal of 313555141 is 141555313.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 177156100 + 136399041 = 13310^2 + 11679^2 .
It is an emirp because it is prime and its reverse (141555313) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 313555141 - 27 = 313555013 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (313525141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156777570 + 156777571.
It is an arithmetic number, because the mean of its divisors is an integer number (156777571).
Almost surely, 2313555141 is an apocalyptic number.
It is an amenable number.
313555141 is a deficient number, since it is larger than the sum of its proper divisors (1).
313555141 is an equidigital number, since it uses as much as digits as its factorization.
313555141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4500, while the sum is 28.
The square root of 313555141 is about 17707.4882747385. The cubic root of 313555141 is about 679.3673043783.
The spelling of 313555141 in words is "three hundred thirteen million, five hundred fifty-five thousand, one hundred forty-one".
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