Base | Representation |
---|---|
bin | 1100001010101… |
… | …0100101000111 |
3 | 10120000121110201 |
4 | 3002222211013 |
5 | 101030432333 |
6 | 5021431331 |
7 | 1156515340 |
oct | 302524507 |
9 | 116017421 |
10 | 51030343 |
11 | 26894941 |
12 | 1510b547 |
13 | a759390 |
14 | 6ac50c7 |
15 | 473017d |
hex | 30aa947 |
51030343 has 32 divisors (see below), whose sum is σ = 66245760. Its totient is φ = 38223360.
The previous prime is 51030341. The next prime is 51030359. The reversal of 51030343 is 34303015.
It is not a de Polignac number, because 51030343 - 21 = 51030341 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 51030343.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51030341) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160821 + ... + 161137.
It is an arithmetic number, because the mean of its divisors is an integer number (2070180).
Almost surely, 251030343 is an apocalyptic number.
51030343 is a deficient number, since it is larger than the sum of its proper divisors (15215417).
51030343 is a wasteful number, since it uses less digits than its factorization.
51030343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 427.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 51030343 is about 7143.5525475774. The cubic root of 51030343 is about 370.9165080220.
Adding to 51030343 its reverse (34303015), we get a palindrome (85333358).
The spelling of 51030343 in words is "fifty-one million, thirty thousand, three hundred forty-three".
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