Base | Representation |
---|---|
bin | 1001111001011000… |
… | …00010101000100101 |
3 | 111201021121202021021 |
4 | 10330230002220211 |
5 | 41340131123011 |
6 | 2235115051141 |
7 | 245443663525 |
oct | 47454025045 |
9 | 14637552237 |
10 | 5313145381 |
11 | 228714a845 |
12 | 1043440ab1 |
13 | 6689acb0b |
14 | 3858d7685 |
15 | 2116b0471 |
hex | 13cb02a25 |
5313145381 has 2 divisors, whose sum is σ = 5313145382. Its totient is φ = 5313145380.
The previous prime is 5313145373. The next prime is 5313145441. The reversal of 5313145381 is 1835413135.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5269453281 + 43692100 = 72591^2 + 6610^2 .
It is a cyclic number.
It is not a de Polignac number, because 5313145381 - 23 = 5313145373 is a prime.
It is a super-2 number, since 2×53131453812 = 56459027679283270322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5313145181) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656572690 + 2656572691.
It is an arithmetic number, because the mean of its divisors is an integer number (2656572691).
Almost surely, 25313145381 is an apocalyptic number.
It is an amenable number.
5313145381 is a deficient number, since it is larger than the sum of its proper divisors (1).
5313145381 is an equidigital number, since it uses as much as digits as its factorization.
5313145381 is an evil number, because the sum of its binary digits is even.
The product of its digits is 21600, while the sum is 34.
The square root of 5313145381 is about 72891.3258282493. The cubic root of 5313145381 is about 1744.9536670210.
The spelling of 5313145381 in words is "five billion, three hundred thirteen million, one hundred forty-five thousand, three hundred eighty-one".
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