Base | Representation |
---|---|
bin | 1100001011011… |
… | …0101110101010 |
3 | 10120010010201210 |
4 | 3002312232222 |
5 | 101034030411 |
6 | 5022453550 |
7 | 1160113410 |
oct | 302665652 |
9 | 116103653 |
10 | 51080106 |
11 | 26919270 |
12 | 151342b6 |
13 | a775c1c |
14 | 6ad92b0 |
15 | 473eca6 |
hex | 30b6baa |
51080106 has 32 divisors (see below), whose sum is σ = 127369728. Its totient is φ = 13267440.
The previous prime is 51080093. The next prime is 51080111. The reversal of 51080106 is 60108015.
It is a Harshad number since it is a multiple of its sum of digits (21).
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, 54820 + ... + 55743.
It is an arithmetic number, because the mean of its divisors is an integer number (3980304).
Almost surely, 251080106 is an apocalyptic number.
51080106 is an abundant number, since it is smaller than the sum of its proper divisors (76289622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51080106 is a wasteful number, since it uses less digits than its factorization.
51080106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110586.
The product of its (nonzero) digits is 240, while the sum is 21.
The square root of 51080106 is about 7147.0347697489. The cubic root of 51080106 is about 371.0370371067.
The spelling of 51080106 in words is "fifty-one million, eighty thousand, one hundred six".
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