Base | Representation |
---|---|
bin | 1011110111100… |
… | …1011000101110 |
3 | 10110200002200201 |
4 | 2331321120232 |
5 | 100220432040 |
6 | 4534544114 |
7 | 1143060661 |
oct | 275713056 |
9 | 113602621 |
10 | 49780270 |
11 | 26110721 |
12 | 1480803a |
13 | a40c3a7 |
14 | 687b6d8 |
15 | 4584a9a |
hex | 2f7962e |
49780270 has 32 divisors (see below), whose sum is σ = 92315520. Its totient is φ = 19319040.
The previous prime is 49780259. The next prime is 49780279. The reversal of 49780270 is 7208794.
It is a happy number.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49780279) 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, 47674 + ... + 48706.
It is an arithmetic number, because the mean of its divisors is an integer number (2884860).
Almost surely, 249780270 is an apocalyptic number.
49780270 is a deficient number, since it is larger than the sum of its proper divisors (42535250).
49780270 is a wasteful number, since it uses less digits than its factorization.
49780270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1180.
The product of its (nonzero) digits is 28224, while the sum is 37.
The square root of 49780270 is about 7055.5134469435. The cubic root of 49780270 is about 367.8626959021.
The spelling of 49780270 in words is "forty-nine million, seven hundred eighty thousand, two hundred seventy".
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