Base | Representation |
---|---|
bin | 101111111111110011… |
… | …110100100101000101 |
3 | 11221000122212010211210 |
4 | 233333303310211011 |
5 | 1321021310240140 |
6 | 35401524122033 |
7 | 3503056204623 |
oct | 577763644505 |
9 | 157018763753 |
10 | 51536415045 |
11 | 1a946a65455 |
12 | 9ba3536319 |
13 | 4b24171b5b |
14 | 26cc7d2513 |
15 | 15196d3d80 |
hex | bffcf4945 |
51536415045 has 16 divisors (see below), whose sum is σ = 82583027712. Its totient is φ = 27444500160.
The previous prime is 51536415019. The next prime is 51536415079. The reversal of 51536415045 is 54051463515.
It is not a de Polignac number, because 51536415045 - 25 = 51536415013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51536414994 and 51536415012.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2588997 + ... + 2608826.
It is an arithmetic number, because the mean of its divisors is an integer number (5161439232).
Almost surely, 251536415045 is an apocalyptic number.
It is an amenable number.
51536415045 is a deficient number, since it is larger than the sum of its proper divisors (31046612667).
51536415045 is a wasteful number, since it uses less digits than its factorization.
51536415045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5198492.
The product of its (nonzero) digits is 180000, while the sum is 39.
The spelling of 51536415045 in words is "fifty-one billion, five hundred thirty-six million, four hundred fifteen thousand, forty-five".
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