Base | Representation |
---|---|
bin | 1011110001100… |
… | …1110001001100 |
3 | 10102221012110011 |
4 | 2330121301030 |
5 | 100120413440 |
6 | 4522323004 |
7 | 1136540101 |
oct | 274316114 |
9 | 112835404 |
10 | 49388620 |
11 | 25973446 |
12 | 14659464 |
13 | a303048 |
14 | 67b8aa8 |
15 | 45089ea |
hex | 2f19c4c |
49388620 has 12 divisors (see below), whose sum is σ = 103716144. Its totient is φ = 19755440.
The previous prime is 49388597. The next prime is 49388623. The reversal of 49388620 is 2688394.
49388620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (49388623) 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 3 ways as a sum of consecutive naturals, for example, 1234696 + ... + 1234735.
It is an arithmetic number, because the mean of its divisors is an integer number (8643012).
Almost surely, 249388620 is an apocalyptic number.
It is an amenable number.
49388620 is an abundant number, since it is smaller than the sum of its proper divisors (54327524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49388620 is a wasteful number, since it uses less digits than its factorization.
49388620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2469440 (or 2469438 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 49388620 is about 7027.7037501591. The cubic root of 49388620 is about 366.8954256617.
The spelling of 49388620 in words is "forty-nine million, three hundred eighty-eight thousand, six hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •