Base | Representation |
---|---|
bin | 1000100111111110… |
… | …0101111011011001 |
3 | 12222100100202101220 |
4 | 2021333211323121 |
5 | 14220134232032 |
6 | 1021421402253 |
7 | 111241304406 |
oct | 21177457331 |
9 | 5870322356 |
10 | 2315149017 |
11 | a889287a5 |
12 | 547409389 |
13 | 2ab84a57c |
14 | 17d6932ad |
15 | d83b512c |
hex | 89fe5ed9 |
2315149017 has 4 divisors (see below), whose sum is σ = 3086865360. Its totient is φ = 1543432676.
The previous prime is 2315149013. The next prime is 2315149033. The reversal of 2315149017 is 7109415132.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2315149017 - 22 = 2315149013 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2315149013) 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, 385858167 + ... + 385858172.
It is an arithmetic number, because the mean of its divisors is an integer number (771716340).
Almost surely, 22315149017 is an apocalyptic number.
It is an amenable number.
2315149017 is a deficient number, since it is larger than the sum of its proper divisors (771716343).
2315149017 is an equidigital number, since it uses as much as digits as its factorization.
2315149017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771716342.
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 2315149017 is about 48115.9954381077. The cubic root of 2315149017 is about 1322.8978684581.
The spelling of 2315149017 in words is "two billion, three hundred fifteen million, one hundred forty-nine thousand, seventeen".
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