Base | Representation |
---|---|
bin | 1100001011101… |
… | …1100110010010 |
3 | 10120011011002110 |
4 | 3002323212102 |
5 | 101040200200 |
6 | 5023130150 |
7 | 1160225511 |
oct | 302734622 |
9 | 116134073 |
10 | 51100050 |
11 | 26932251 |
12 | 15143956 |
13 | a782021 |
14 | 6b02678 |
15 | 4745b50 |
hex | 30bb992 |
51100050 has 48 divisors (see below), whose sum is σ = 127179360. Its totient is φ = 13578240.
The previous prime is 51100033. The next prime is 51100057. The reversal of 51100050 is 5000115.
51100050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×511000502 = 5222430220005000, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 51099999 and 51100035.
It is not an unprimeable number, because it can be changed into a prime (51100057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66066 + ... + 66834.
It is an arithmetic number, because the mean of its divisors is an integer number (2649570).
Almost surely, 251100050 is an apocalyptic number.
51100050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
51100050 is an abundant number, since it is smaller than the sum of its proper divisors (76079310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51100050 is a wasteful number, since it uses less digits than its factorization.
51100050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1227 (or 1222 counting only the distinct ones).
The product of its (nonzero) digits is 25, while the sum is 12.
The square root of 51100050 is about 7148.4298975369. The cubic root of 51100050 is about 371.0853207430.
Adding to 51100050 its reverse (5000115), we get a palindrome (56100165).
The spelling of 51100050 in words is "fifty-one million, one hundred thousand, fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •