Base | Representation |
---|---|
bin | 1100001001111… |
… | …1000101111010 |
3 | 10112221012221000 |
4 | 3002133011322 |
5 | 101022431130 |
6 | 5020425430 |
7 | 1156231221 |
oct | 302370572 |
9 | 115835830 |
10 | 50983290 |
11 | 26862556 |
12 | 150a8276 |
13 | a740b37 |
14 | 6ab1cb8 |
15 | 4721260 |
hex | 309f17a |
50983290 has 32 divisors (see below), whose sum is σ = 135956160. Its totient is φ = 13595472.
The previous prime is 50983271. The next prime is 50983291. The reversal of 50983290 is 9238905.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (50983291) 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, 94144 + ... + 94683.
It is an arithmetic number, because the mean of its divisors is an integer number (4248630).
Almost surely, 250983290 is an apocalyptic number.
50983290 is an abundant number, since it is smaller than the sum of its proper divisors (84972870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50983290 is a wasteful number, since it uses less digits than its factorization.
50983290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188843 (or 188837 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 50983290 is about 7140.2583986856. The cubic root of 50983290 is about 370.8024706321.
The spelling of 50983290 in words is "fifty million, nine hundred eighty-three thousand, two hundred ninety".
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