Base | Representation |
---|---|
bin | 100111000011010… |
… | …0100001101010111 |
3 | 10101022122101002010 |
4 | 1032012210031113 |
5 | 10140422002043 |
6 | 334005115303 |
7 | 44320511652 |
oct | 11606441527 |
9 | 3338571063 |
10 | 1310344023 |
11 | 61272294a |
12 | 3069b8b33 |
13 | 17b61a2c1 |
14 | c6054899 |
15 | 7a085133 |
hex | 4e1a4357 |
1310344023 has 4 divisors (see below), whose sum is σ = 1747125368. Its totient is φ = 873562680.
The previous prime is 1310344019. The next prime is 1310344043. The reversal of 1310344023 is 3204430131.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 1310344023 - 22 = 1310344019 is a prime.
It is a super-2 number, since 2×13103440232 = 3434002917223649058, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1310344043) 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, 218390668 + ... + 218390673.
It is an arithmetic number, because the mean of its divisors is an integer number (436781342).
Almost surely, 21310344023 is an apocalyptic number.
1310344023 is a deficient number, since it is larger than the sum of its proper divisors (436781345).
1310344023 is an equidigital number, since it uses as much as digits as its factorization.
1310344023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 436781344.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 1310344023 is about 36198.6743265551. The cubic root of 1310344023 is about 1094.2799553020.
Adding to 1310344023 its reverse (3204430131), we get a palindrome (4514774154).
The spelling of 1310344023 in words is "one billion, three hundred ten million, three hundred forty-four thousand, twenty-three".
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