Base | Representation |
---|---|
bin | 1011111001010… |
… | …1000110011110 |
3 | 10110212212102011 |
4 | 2332111012132 |
5 | 100233100130 |
6 | 4541221434 |
7 | 1144042642 |
oct | 276250636 |
9 | 113785364 |
10 | 49893790 |
11 | 26188a41 |
12 | 1486187a |
13 | a44bc6b |
14 | 68aac22 |
15 | 45a852a |
hex | 2f9519e |
49893790 has 32 divisors (see below), whose sum is σ = 92897280. Its totient is φ = 19282464.
The previous prime is 49893773. The next prime is 49893799. The reversal of 49893790 is 9739894.
49893790 = T268 + T269 + ... + T682.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49893799) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38371 + ... + 39649.
It is an arithmetic number, because the mean of its divisors is an integer number (2903040).
Almost surely, 249893790 is an apocalyptic number.
49893790 is a deficient number, since it is larger than the sum of its proper divisors (43003490).
49893790 is a wasteful number, since it uses less digits than its factorization.
49893790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1416.
The product of its (nonzero) digits is 489888, while the sum is 49.
The square root of 49893790 is about 7063.5536382192. The cubic root of 49893790 is about 368.1421109534.
The spelling of 49893790 in words is "forty-nine million, eight hundred ninety-three thousand, seven hundred ninety".
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