Base | Representation |
---|---|
bin | 10111001110110100000011… |
… | …10010010110110100010111 |
3 | 20200212211020022100212100122 |
4 | 23213122001302112310113 |
5 | 23144000142212331101 |
6 | 300352453403102155 |
7 | 13521610360213100 |
oct | 1347320162266427 |
9 | 220784208325318 |
10 | 51086518480151 |
11 | 1530674194a740 |
12 | 5890aab81195b |
13 | 2267590444b6b |
14 | c8885a4013a7 |
15 | 5d8d26c9651b |
hex | 2e7681c96d17 |
51086518480151 has 24 divisors (see below), whose sum is σ = 65010229188480. Its totient is φ = 39696791694000.
The previous prime is 51086518480117. The next prime is 51086518480157. The reversal of 51086518480151 is 15108481568015.
It is a de Polignac number, because none of the positive numbers 2k-51086518480151 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51086518480093 and 51086518480102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51086518480157) 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, 131812325 + ... + 132199326.
It is an arithmetic number, because the mean of its divisors is an integer number (2708759549520).
Almost surely, 251086518480151 is an apocalyptic number.
51086518480151 is a deficient number, since it is larger than the sum of its proper divisors (13923710708329).
51086518480151 is a wasteful number, since it uses less digits than its factorization.
51086518480151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264012035 (or 264012028 counting only the distinct ones).
The product of its (nonzero) digits is 1536000, while the sum is 53.
The spelling of 51086518480151 in words is "fifty-one trillion, eighty-six billion, five hundred eighteen million, four hundred eighty thousand, one hundred fifty-one".
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