Base | Representation |
---|---|
bin | 1100011011011… |
… | …1011000001111 |
3 | 10122002112202111 |
4 | 3012313120033 |
5 | 101321200333 |
6 | 5101204451 |
7 | 1202052265 |
oct | 306673017 |
9 | 118075674 |
10 | 52131343 |
11 | 27477060 |
12 | 15560727 |
13 | aa53564 |
14 | 6cd0435 |
15 | 489b4cd |
hex | 31b760f |
52131343 has 4 divisors (see below), whose sum is σ = 56870568. Its totient is φ = 47392120.
The previous prime is 52131337. The next prime is 52131419. The reversal of 52131343 is 34313125.
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 52131343 - 25 = 52131311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52131323) 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, 2369596 + ... + 2369617.
It is an arithmetic number, because the mean of its divisors is an integer number (14217642).
Almost surely, 252131343 is an apocalyptic number.
52131343 is a deficient number, since it is larger than the sum of its proper divisors (4739225).
52131343 is a wasteful number, since it uses less digits than its factorization.
52131343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4739224.
The product of its digits is 1080, while the sum is 22.
The square root of 52131343 is about 7220.2038059878. The cubic root of 52131343 is about 373.5651073727.
Adding to 52131343 its reverse (34313125), we get a palindrome (86444468).
It can be divided in two parts, 5213 and 1343, that added together give a palindrome (6556).
The spelling of 52131343 in words is "fifty-two million, one hundred thirty-one thousand, three hundred forty-three".
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