Base | Representation |
---|---|
bin | 1011111000010… |
… | …1000101010100 |
3 | 10110202112102011 |
4 | 2332011011110 |
5 | 100224000210 |
6 | 4535554004 |
7 | 1143350443 |
oct | 276050524 |
9 | 113675364 |
10 | 49828180 |
11 | 26143716 |
12 | 1482b904 |
13 | a42813c |
14 | 6890d5a |
15 | 4593d8a |
hex | 2f85154 |
49828180 has 24 divisors (see below), whose sum is σ = 104791680. Its totient is φ = 19902240.
The previous prime is 49828171. The next prime is 49828187. The reversal of 49828180 is 8182894.
It is a super-2 number, since 2×498281802 = 4965695044224800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49828187) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17025 + ... + 19735.
It is an arithmetic number, because the mean of its divisors is an integer number (4366320).
Almost surely, 249828180 is an apocalyptic number.
It is an amenable number.
49828180 is an abundant number, since it is smaller than the sum of its proper divisors (54963500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49828180 is a wasteful number, since it uses less digits than its factorization.
49828180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3639 (or 3637 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 40.
The square root of 49828180 is about 7058.9078475356. The cubic root of 49828180 is about 367.9806720315.
The spelling of 49828180 in words is "forty-nine million, eight hundred twenty-eight thousand, one hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •