Base | Representation |
---|---|
bin | 101111100010111000… |
… | …100000101011101001 |
3 | 11212202211122211121201 |
4 | 233202320200223221 |
5 | 1314023040330001 |
6 | 35241430204201 |
7 | 3455044142551 |
oct | 574270405351 |
9 | 155684584551 |
10 | 51051105001 |
11 | 1a718021876 |
12 | 9a88ab3661 |
13 | 4a77761250 |
14 | 2684182161 |
15 | 14dbcbd501 |
hex | be2e20ae9 |
51051105001 has 16 divisors (see below), whose sum is σ = 55728288000. Its totient is φ = 46482254208.
The previous prime is 51051104989. The next prime is 51051105019. The reversal of 51051105001 is 10050115015.
It is a happy number.
51051105001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 51051105001 - 217 = 51050973929 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51051105001.
It is not an unprimeable number, because it can be changed into a prime (51051105101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1053630 + ... + 1101016.
It is an arithmetic number, because the mean of its divisors is an integer number (3483018000).
Almost surely, 251051105001 is an apocalyptic number.
It is an amenable number.
51051105001 is a deficient number, since it is larger than the sum of its proper divisors (4677182999).
51051105001 is a wasteful number, since it uses less digits than its factorization.
51051105001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48528.
The product of its (nonzero) digits is 125, while the sum is 19.
The spelling of 51051105001 in words is "fifty-one billion, fifty-one million, one hundred five thousand, one".
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