Base | Representation |
---|---|
bin | 10010110001101… |
… | …011010000001011 |
3 | 210221202021101002 |
4 | 102301223100023 |
5 | 1121120341412 |
6 | 51131445215 |
7 | 10543362434 |
oct | 2261532013 |
9 | 727667332 |
10 | 315012107 |
11 | 1518a8293 |
12 | 895b680b |
13 | 50355ac7 |
14 | 2dba048b |
15 | 1c9c6dc2 |
hex | 12c6b40b |
315012107 has 4 divisors (see below), whose sum is σ = 315080496. Its totient is φ = 314943720.
The previous prime is 315012097. The next prime is 315012119. The reversal of 315012107 is 701210513.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 315012107 - 210 = 315011083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (315012157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26744 + ... + 36677.
It is an arithmetic number, because the mean of its divisors is an integer number (78770124).
Almost surely, 2315012107 is an apocalyptic number.
315012107 is a deficient number, since it is larger than the sum of its proper divisors (68389).
315012107 is an equidigital number, since it uses as much as digits as its factorization.
315012107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68388.
The product of its (nonzero) digits is 210, while the sum is 20.
The square root of 315012107 is about 17748.5804221070. The cubic root of 315012107 is about 680.4179286417.
The spelling of 315012107 in words is "three hundred fifteen million, twelve thousand, one hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •