Base | Representation |
---|---|
bin | 100111000111100… |
… | …0111000101000001 |
3 | 10101110212011202021 |
4 | 1032033013011001 |
5 | 10142010142001 |
6 | 334125121441 |
7 | 44345531341 |
oct | 11617070501 |
9 | 3343764667 |
10 | 1312584001 |
11 | 613a12873 |
12 | 3076b9281 |
13 | 17bc22a31 |
14 | c6478d21 |
15 | 7a378ba1 |
hex | 4e3c7141 |
1312584001 has 4 divisors (see below), whose sum is σ = 1312718292. Its totient is φ = 1312449712.
The previous prime is 1312583983. The next prime is 1312584041. The reversal of 1312584001 is 1004852131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1221572401 + 91011600 = 34951^2 + 9540^2 .
It is a cyclic number.
It is not a de Polignac number, because 1312584001 - 25 = 1312583969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1312584041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51226 + ... + 72451.
It is an arithmetic number, because the mean of its divisors is an integer number (328179573).
Almost surely, 21312584001 is an apocalyptic number.
It is an amenable number.
1312584001 is a deficient number, since it is larger than the sum of its proper divisors (134291).
1312584001 is a wasteful number, since it uses less digits than its factorization.
1312584001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134290.
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 1312584001 is about 36229.6011708658. The cubic root of 1312584001 is about 1094.9031421872.
The spelling of 1312584001 in words is "one billion, three hundred twelve million, five hundred eighty-four thousand, one".
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