Base | Representation |
---|---|
bin | 1001001011010101101… |
… | …01100001101010111001 |
3 | 1010010220112200011110121 |
4 | 10211222311201222321 |
5 | 20131241201412144 |
6 | 400505221413241 |
7 | 31532022344332 |
oct | 4455265415271 |
9 | 1103815604417 |
10 | 315325029049 |
11 | 111801838468 |
12 | 5114186a221 |
13 | 23972ac9c34 |
14 | 113945b3289 |
15 | 8307cc8384 |
hex | 496ad61ab9 |
315325029049 has 4 divisors (see below), whose sum is σ = 316170404836. Its totient is φ = 314479653264.
The previous prime is 315325029043. The next prime is 315325029053. The reversal of 315325029049 is 940920523513.
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 163405935225 + 151919093824 = 404235^2 + 389768^2 .
It is a cyclic number.
It is not a de Polignac number, because 315325029049 - 29 = 315325028537 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 315325028996 and 315325029014.
It is not an unprimeable number, because it can be changed into a prime (315325029043) 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, 422687334 + ... + 422688079.
It is an arithmetic number, because the mean of its divisors is an integer number (79042601209).
Almost surely, 2315325029049 is an apocalyptic number.
It is an amenable number.
315325029049 is a deficient number, since it is larger than the sum of its proper divisors (845375787).
315325029049 is an equidigital number, since it uses as much as digits as its factorization.
315325029049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 845375786.
The product of its (nonzero) digits is 291600, while the sum is 43.
The spelling of 315325029049 in words is "three hundred fifteen billion, three hundred twenty-five million, twenty-nine thousand, forty-nine".
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