Base | Representation |
---|---|
bin | 100111000011100… |
… | …1111010010011011 |
3 | 10101022222100010101 |
4 | 1032013033102123 |
5 | 10140443123400 |
6 | 334013000231 |
7 | 44322145255 |
oct | 11607172233 |
9 | 3338870111 |
10 | 1310520475 |
11 | 612833480 |
12 | 306a83077 |
13 | 17b67c704 |
14 | c609ccd5 |
15 | 7a0bc56a |
hex | 4e1cf49b |
1310520475 has 12 divisors (see below), whose sum is σ = 1772777160. Its totient is φ = 953105600.
The previous prime is 1310520451. The next prime is 1310520481. The reversal of 1310520475 is 5740250131.
It is a happy number.
It is not a de Polignac number, because 1310520475 - 211 = 1310518427 is a prime.
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, 2382490 + ... + 2383039.
It is an arithmetic number, because the mean of its divisors is an integer number (147731430).
Almost surely, 21310520475 is an apocalyptic number.
1310520475 is a deficient number, since it is larger than the sum of its proper divisors (462256685).
1310520475 is a wasteful number, since it uses less digits than its factorization.
1310520475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4765550 (or 4765545 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 28.
The square root of 1310520475 is about 36201.1115160847. Note that the first 3 decimals coincide. The cubic root of 1310520475 is about 1094.3290719759.
The spelling of 1310520475 in words is "one billion, three hundred ten million, five hundred twenty thousand, four hundred seventy-five".
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