Base | Representation |
---|---|
bin | 10010101000000… |
… | …110111011001110 |
3 | 210210000211220202 |
4 | 102220012323032 |
5 | 1120000112024 |
6 | 51002013502 |
7 | 10513145264 |
oct | 2250067316 |
9 | 723024822 |
10 | 312504014 |
11 | 150444989 |
12 | 887a7292 |
13 | 4c988324 |
14 | 2d70a434 |
15 | 1c67dbae |
hex | 12a06ece |
312504014 has 4 divisors (see below), whose sum is σ = 468756024. Its totient is φ = 156252006.
The previous prime is 312503969. The next prime is 312504019. The reversal of 312504014 is 410405213.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410405213 = 353 ⋅1162621.
It is a super-2 number, since 2×3125040142 = 195317517532224392, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312504019) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78126002 + ... + 78126005.
It is an arithmetic number, because the mean of its divisors is an integer number (117189006).
Almost surely, 2312504014 is an apocalyptic number.
312504014 is a deficient number, since it is larger than the sum of its proper divisors (156252010).
312504014 is a wasteful number, since it uses less digits than its factorization.
312504014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156252009.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 312504014 is about 17677.7830623639. The cubic root of 312504014 is about 678.6073096489.
Adding to 312504014 its reverse (410405213), we get a palindrome (722909227).
The spelling of 312504014 in words is "three hundred twelve million, five hundred four thousand, fourteen".
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