Base | Representation |
---|---|
bin | 10111001100100111001000… |
… | …00110101010101001101001 |
3 | 20200121120221102212200210200 |
4 | 23212103210012222221221 |
5 | 23141230214242410410 |
6 | 300254022004302413 |
7 | 13513261425414603 |
oct | 1346234406525151 |
9 | 220546842780720 |
10 | 51010858560105 |
11 | 152876468969a4 |
12 | 587a2b53a1a09 |
13 | 22603c35235c2 |
14 | c84d1dc24173 |
15 | 5d6d998273c0 |
hex | 2e64e41aaa69 |
51010858560105 has 48 divisors (see below), whose sum is σ = 92521329977856. Its totient is φ = 25967524942080.
The previous prime is 51010858560049. The next prime is 51010858560191. The reversal of 51010858560105 is 50106585801015.
51010858560105 is a `hidden beast` number, since 5 + 1 + 0 + 1 + 0 + 8 + 585 + 60 + 1 + 0 + 5 = 666.
It is not a de Polignac number, because 51010858560105 - 210 = 51010858559081 is a prime.
It is a super-2 number, since 2×510108585601052 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 250356547 + ... + 250560216.
It is an arithmetic number, because the mean of its divisors is an integer number (1927527707872).
Almost surely, 251010858560105 is an apocalyptic number.
It is an amenable number.
51010858560105 is a deficient number, since it is larger than the sum of its proper divisors (41510471417751).
51010858560105 is a wasteful number, since it uses less digits than its factorization.
51010858560105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 500916878 (or 500916875 counting only the distinct ones).
The product of its (nonzero) digits is 240000, while the sum is 45.
The spelling of 51010858560105 in words is "fifty-one trillion, ten billion, eight hundred fifty-eight million, five hundred sixty thousand, one hundred five".
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