Base | Representation |
---|---|
bin | 100111000011100… |
… | …0101101110101101 |
3 | 10101022220100102101 |
4 | 1032013011232231 |
5 | 10140440400300 |
6 | 334012055101 |
7 | 44321623156 |
oct | 11607055655 |
9 | 3338810371 |
10 | 1310481325 |
11 | 61280701a |
12 | 306a64491 |
13 | 17b66794a |
14 | c608c92d |
15 | 7a0b0b6a |
hex | 4e1c5bad |
1310481325 has 12 divisors (see below), whose sum is σ = 1625872500. Its totient is φ = 1047820160.
The previous prime is 1310481313. The next prime is 1310481331. The reversal of 1310481325 is 5231840131.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 123609924 + 1186871401 = 11118^2 + 34451^2 .
It is not a de Polignac number, because 1310481325 - 29 = 1310480813 is a prime.
It is a super-2 number, since 2×13104813252 = 3434722606347511250, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1310481293 and 1310481302.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36801 + ... + 63049.
It is an arithmetic number, because the mean of its divisors is an integer number (135489375).
Almost surely, 21310481325 is an apocalyptic number.
It is an amenable number.
1310481325 is a deficient number, since it is larger than the sum of its proper divisors (315391175).
1310481325 is a wasteful number, since it uses less digits than its factorization.
1310481325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28256 (or 28251 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 1310481325 is about 36200.5707827929. The cubic root of 1310481325 is about 1094.3181746745.
The spelling of 1310481325 in words is "one billion, three hundred ten million, four hundred eighty-one thousand, three hundred twenty-five".
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