Base | Representation |
---|---|
bin | 10111010000111101111101… |
… | …01100101100101011001101 |
3 | 20201010220100000212012010122 |
4 | 23220132332230230223031 |
5 | 23201203304020213041 |
6 | 300450500123314325 |
7 | 13530141146040620 |
oct | 1350367654545315 |
9 | 221126300765118 |
10 | 51160554851021 |
11 | 15335084507a00 |
12 | 58a331237b9a5 |
13 | 227155bba6935 |
14 | c8c281117db7 |
15 | 5dac0b913c4b |
hex | 2e87beb2cacd |
51160554851021 has 24 divisors (see below), whose sum is σ = 64270544671872. Its totient is φ = 39863667650400.
The previous prime is 51160554851009. The next prime is 51160554851053. The reversal of 51160554851021 is 12015845506115.
It is not a de Polignac number, because 51160554851021 - 214 = 51160554834637 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51160554881021) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18773471 + ... + 21325203.
It is an arithmetic number, because the mean of its divisors is an integer number (2677939361328).
Almost surely, 251160554851021 is an apocalyptic number.
It is an amenable number.
51160554851021 is a deficient number, since it is larger than the sum of its proper divisors (13109989820851).
51160554851021 is a wasteful number, since it uses less digits than its factorization.
51160554851021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2575433 (or 2575422 counting only the distinct ones).
The product of its (nonzero) digits is 240000, while the sum is 44.
The spelling of 51160554851021 in words is "fifty-one trillion, one hundred sixty billion, five hundred fifty-four million, eight hundred fifty-one thousand, twenty-one".
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