Base | Representation |
---|---|
bin | 1001000110110110101… |
… | …10010011000000010101 |
3 | 1002220200202212012200202 |
4 | 10203123112103000111 |
5 | 20111323412410004 |
6 | 355430304150245 |
7 | 31415251366202 |
oct | 4433326230025 |
9 | 1086622765622 |
10 | 312917700629 |
11 | 11078697aa46 |
12 | 5078b608385 |
13 | 2367b146751 |
14 | 112069a6ca9 |
15 | 82167a5b1e |
hex | 48db593015 |
312917700629 has 4 divisors (see below), whose sum is σ = 312927660684. Its totient is φ = 312907740576.
The previous prime is 312917700541. The next prime is 312917700649. The reversal of 312917700629 is 926007719213.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 926007719213 = 751123 ⋅1232831.
It can be written as a sum of positive squares in 2 ways, for example, as 38650773604 + 274266927025 = 196598^2 + 523705^2 .
It is a cyclic number.
It is not a de Polignac number, because 312917700629 - 28 = 312917700373 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312917700649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4932752 + ... + 4995785.
It is an arithmetic number, because the mean of its divisors is an integer number (78231915171).
Almost surely, 2312917700629 is an apocalyptic number.
It is an amenable number.
312917700629 is a deficient number, since it is larger than the sum of its proper divisors (9960055).
312917700629 is an equidigital number, since it uses as much as digits as its factorization.
312917700629 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9960054.
The product of its (nonzero) digits is 285768, while the sum is 47.
The spelling of 312917700629 in words is "three hundred twelve billion, nine hundred seventeen million, seven hundred thousand, six hundred twenty-nine".
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