Base | Representation |
---|---|
bin | 101111110100110000… |
… | …100100011111110111 |
3 | 11220112201222202112222 |
4 | 233310300210133313 |
5 | 1320131324411432 |
6 | 35331302232555 |
7 | 3465345261143 |
oct | 576460443767 |
9 | 156481882488 |
10 | 51351013367 |
11 | 1a861343425 |
12 | 9b5142575b |
13 | 4ac4929414 |
14 | 26b1d30223 |
15 | 15082b0112 |
hex | bf4c247f7 |
51351013367 has 4 divisors (see below), whose sum is σ = 51368405760. Its totient is φ = 51333620976.
The previous prime is 51351013361. The next prime is 51351013369. The reversal of 51351013367 is 76331015315.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76331015315 = 5 ⋅15266203063.
It is a cyclic number.
It is not a de Polignac number, because 51351013367 - 210 = 51351012343 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 (51351013361) 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, 8691767 + ... + 8697672.
It is an arithmetic number, because the mean of its divisors is an integer number (12842101440).
Almost surely, 251351013367 is an apocalyptic number.
51351013367 is a deficient number, since it is larger than the sum of its proper divisors (17392393).
51351013367 is a wasteful number, since it uses less digits than its factorization.
51351013367 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17392392.
The product of its (nonzero) digits is 28350, while the sum is 35.
The spelling of 51351013367 in words is "fifty-one billion, three hundred fifty-one million, thirteen thousand, three hundred sixty-seven".
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