Base | Representation |
---|---|
bin | 1100010101100… |
… | …0110101100100 |
3 | 10121100212120011 |
4 | 3011120311210 |
5 | 101221302400 |
6 | 5045020004 |
7 | 1165550302 |
oct | 305306544 |
9 | 117325504 |
10 | 51744100 |
11 | 27232121 |
12 | 153b4604 |
13 | a949215 |
14 | 6c2d272 |
15 | 48218ba |
hex | 3158d64 |
51744100 has 36 divisors (see below), whose sum is σ = 113975344. Its totient is φ = 20386080.
The previous prime is 51744097. The next prime is 51744101. The reversal of 51744100 is 144715.
It is not an unprimeable number, because it can be changed into a prime (51744101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2839 + ... + 10561.
Almost surely, 251744100 is an apocalyptic number.
51744100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51744100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56987672).
51744100 is an abundant number, since it is smaller than the sum of its proper divisors (62231244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51744100 is a wasteful number, since it uses less digits than its factorization.
51744100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7804 (or 7797 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 22.
The square root of 51744100 is about 7193.3371949325. The cubic root of 51744100 is about 372.6378331718.
Adding to 51744100 its reverse (144715), we get a palindrome (51888815).
The spelling of 51744100 in words is "fifty-one million, seven hundred forty-four thousand, one hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •