Base | Representation |
---|---|
bin | 1001001011001100110… |
… | …11001000010000011001 |
3 | 1010010201101101010011202 |
4 | 10211212123020100121 |
5 | 20131113224002340 |
6 | 400454015003545 |
7 | 31530133201241 |
oct | 4454633102031 |
9 | 1103641333152 |
10 | 315251000345 |
11 | 111773a75616 |
12 | 51120b095b5 |
13 | 2396067a778 |
14 | 11388822b21 |
15 | 8301553c15 |
hex | 49666c8419 |
315251000345 has 8 divisors (see below), whose sum is σ = 380221512264. Its totient is φ = 250920592384.
The previous prime is 315251000327. The next prime is 315251000369. The reversal of 315251000345 is 543000152513.
It can be written as a sum of positive squares in 4 ways, for example, as 192289266064 + 122961734281 = 438508^2 + 350659^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 315251000345 - 220 = 315249951769 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160024904 + ... + 160026873.
It is an arithmetic number, because the mean of its divisors is an integer number (47527689033).
Almost surely, 2315251000345 is an apocalyptic number.
It is an amenable number.
315251000345 is a deficient number, since it is larger than the sum of its proper divisors (64970511919).
315251000345 is a wasteful number, since it uses less digits than its factorization.
315251000345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 320051979.
The product of its (nonzero) digits is 9000, while the sum is 29.
Adding to 315251000345 its reverse (543000152513), we get a palindrome (858251152858).
The spelling of 315251000345 in words is "three hundred fifteen billion, two hundred fifty-one million, three hundred forty-five", and thus it is an aban number.
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