Base | Representation |
---|---|
bin | 10010110001111… |
… | …100010111100110 |
3 | 210221212211112122 |
4 | 102301330113212 |
5 | 1121130112324 |
6 | 51133145542 |
7 | 10544104016 |
oct | 2261742746 |
9 | 727784478 |
10 | 315082214 |
11 | 151945a27 |
12 | 8962b2b2 |
13 | 5037b9a5 |
14 | 2dbbbc46 |
15 | 1c9dca5e |
hex | 12c7c5e6 |
315082214 has 4 divisors (see below), whose sum is σ = 472623324. Its totient is φ = 157541106.
The previous prime is 315082211. The next prime is 315082223. The reversal of 315082214 is 412280513.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315082211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78770552 + ... + 78770555.
It is an arithmetic number, because the mean of its divisors is an integer number (118155831).
Almost surely, 2315082214 is an apocalyptic number.
315082214 is a deficient number, since it is larger than the sum of its proper divisors (157541110).
315082214 is a wasteful number, since it uses less digits than its factorization.
315082214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157541109.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 315082214 is about 17750.5553152570. Note that the first 3 decimals coincide. The cubic root of 315082214 is about 680.4684013276.
The spelling of 315082214 in words is "three hundred fifteen million, eighty-two thousand, two hundred fourteen".
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