Base | Representation |
---|---|
bin | 1011110111110… |
… | …1000000111000 |
3 | 10110200212002000 |
4 | 2331331000320 |
5 | 100221421003 |
6 | 4535141000 |
7 | 1143152205 |
oct | 275750070 |
9 | 113625060 |
10 | 49795128 |
11 | 261208a9 |
12 | 14814760 |
13 | a416096 |
14 | 6882cac |
15 | 45891a3 |
hex | 2f7d038 |
49795128 has 64 divisors (see below), whose sum is σ = 138996000. Its totient is φ = 16517376.
The previous prime is 49795111. The next prime is 49795139. The reversal of 49795128 is 82159794.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57676 + ... + 58532.
Almost surely, 249795128 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49795128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69498000).
49795128 is an abundant number, since it is smaller than the sum of its proper divisors (89200872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49795128 is a wasteful number, since it uses less digits than its factorization.
49795128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1141 (or 1131 counting only the distinct ones).
The product of its digits is 181440, while the sum is 45.
The square root of 49795128 is about 7056.5663038053. The cubic root of 49795128 is about 367.8992911250.
The spelling of 49795128 in words is "forty-nine million, seven hundred ninety-five thousand, one hundred twenty-eight".
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