Base | Representation |
---|---|
bin | 1100100101100… |
… | …0101010000111 |
3 | 10200100002221011 |
4 | 3021120222013 |
5 | 102003320233 |
6 | 5123303051 |
7 | 1210503241 |
oct | 311305207 |
9 | 120302834 |
10 | 52791943 |
11 | 27888406 |
12 | 1581aa87 |
13 | ac25149 |
14 | 7023091 |
15 | 497c0cd |
hex | 3258a87 |
52791943 has 4 divisors (see below), whose sum is σ = 52864120. Its totient is φ = 52719768.
The previous prime is 52791941. The next prime is 52791971. The reversal of 52791943 is 34919725.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 52791943 - 21 = 52791941 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 52791896 and 52791905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52791941) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34980 + ... + 36457.
It is an arithmetic number, because the mean of its divisors is an integer number (13216030).
Almost surely, 252791943 is an apocalyptic number.
52791943 is a deficient number, since it is larger than the sum of its proper divisors (72177).
52791943 is an equidigital number, since it uses as much as digits as its factorization.
52791943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72176.
The product of its digits is 68040, while the sum is 40.
The square root of 52791943 is about 7265.8064246166. The cubic root of 52791943 is about 375.1364078565.
The spelling of 52791943 in words is "fifty-two million, seven hundred ninety-one thousand, nine hundred forty-three".
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