Base | Representation |
---|---|
bin | 1100001011011… |
… | …1010011101011 |
3 | 10120010020222112 |
4 | 3002313103223 |
5 | 101034114400 |
6 | 5022512535 |
7 | 1160123333 |
oct | 302672353 |
9 | 116106875 |
10 | 51082475 |
11 | 26920024 |
12 | 1513574b |
13 | a777022 |
14 | 6ada0c3 |
15 | 4740835 |
hex | 30b74eb |
51082475 has 12 divisors (see below), whose sum is σ = 64289784. Its totient is φ = 40254720.
The previous prime is 51082453. The next prime is 51082477. The reversal of 51082475 is 57428015.
It is not a de Polignac number, because 51082475 - 28 = 51082219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51082477) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13574 + ... + 16923.
It is an arithmetic number, because the mean of its divisors is an integer number (5357482).
Almost surely, 251082475 is an apocalyptic number.
51082475 is a deficient number, since it is larger than the sum of its proper divisors (13207309).
51082475 is a wasteful number, since it uses less digits than its factorization.
51082475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30574 (or 30569 counting only the distinct ones).
The product of its (nonzero) digits is 11200, while the sum is 32.
The square root of 51082475 is about 7147.2005008954. The cubic root of 51082475 is about 371.0427730198.
The spelling of 51082475 in words is "fifty-one million, eighty-two thousand, four hundred seventy-five".
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