Base | Representation |
---|---|
bin | 1100001110101… |
… | …0101100001110 |
3 | 10120111221200121 |
4 | 3003222230032 |
5 | 101112333232 |
6 | 5031215154 |
7 | 1161661051 |
oct | 303525416 |
9 | 116457617 |
10 | 51292942 |
11 | 26a54168 |
12 | 152174ba |
13 | a81ba6c |
14 | 6b52a98 |
15 | 4782d97 |
hex | 30eab0e |
51292942 has 8 divisors (see below), whose sum is σ = 76986000. Its totient is φ = 25630944.
The previous prime is 51292907. The next prime is 51292949. The reversal of 51292942 is 24929215.
51292942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 51292898 and 51292907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51292949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3067 + ... + 10582.
It is an arithmetic number, because the mean of its divisors is an integer number (9623250).
Almost surely, 251292942 is an apocalyptic number.
51292942 is a deficient number, since it is larger than the sum of its proper divisors (25693058).
51292942 is a wasteful number, since it uses less digits than its factorization.
51292942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15530.
The product of its digits is 12960, while the sum is 34.
The square root of 51292942 is about 7161.9091030255. The cubic root of 51292942 is about 371.5516576145.
The spelling of 51292942 in words is "fifty-one million, two hundred ninety-two thousand, nine hundred forty-two".
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