Base | Representation |
---|---|
bin | 1100001010101… |
… | …0110101000010 |
3 | 10120000122212110 |
4 | 3002222311002 |
5 | 101031000422 |
6 | 5021440150 |
7 | 1156521324 |
oct | 302526502 |
9 | 116018773 |
10 | 51031362 |
11 | 26895688 |
12 | 15110056 |
13 | a759995 |
14 | 6ac5614 |
15 | 473060c |
hex | 30aad42 |
51031362 has 32 divisors (see below), whose sum is σ = 105259392. Its totient is φ = 16481664.
The previous prime is 51031333. The next prime is 51031369. The reversal of 51031362 is 26313015.
It is not an unprimeable number, because it can be changed into a prime (51031369) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101203 + ... + 101705.
It is an arithmetic number, because the mean of its divisors is an integer number (3289356).
Almost surely, 251031362 is an apocalyptic number.
51031362 is an abundant number, since it is smaller than the sum of its proper divisors (54228030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51031362 is a wasteful number, since it uses less digits than its factorization.
51031362 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1002.
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 51031362 is about 7143.6238702776. The cubic root of 51031362 is about 370.9189768891.
Adding to 51031362 its reverse (26313015), we get a palindrome (77344377).
The spelling of 51031362 in words is "fifty-one million, thirty-one thousand, three hundred sixty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •