Base | Representation |
---|---|
bin | 101111100110000110… |
… | …100000010011010010 |
3 | 11212220121021022211121 |
4 | 233212012200103102 |
5 | 1314130401330411 |
6 | 35251035432454 |
7 | 3456301140346 |
oct | 574606402322 |
9 | 155817238747 |
10 | 51105105106 |
11 | 1a745554960 |
12 | 9aa2bb572a |
13 | 4a859ba283 |
14 | 268b3db626 |
15 | 14e18d8571 |
hex | be61a04d2 |
51105105106 has 32 divisors (see below), whose sum is σ = 88043987520. Its totient is φ = 22002969600.
The previous prime is 51105105091. The next prime is 51105105119. The reversal of 51105105106 is 60150150115.
It is a super-2 number, since 2×511051051062 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4057090 + ... + 4069666.
It is an arithmetic number, because the mean of its divisors is an integer number (2751374610).
Almost surely, 251105105106 is an apocalyptic number.
51105105106 is a deficient number, since it is larger than the sum of its proper divisors (36938882414).
51105105106 is a wasteful number, since it uses less digits than its factorization.
51105105106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22330.
The product of its (nonzero) digits is 750, while the sum is 25.
The spelling of 51105105106 in words is "fifty-one billion, one hundred five million, one hundred five thousand, one hundred six".
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