Base | Representation |
---|---|
bin | 1100001001111… |
… | …0100000100001 |
3 | 10112221002122101 |
4 | 3002132200201 |
5 | 101022342042 |
6 | 5020410401 |
7 | 1156221232 |
oct | 302364041 |
9 | 115832571 |
10 | 50980897 |
11 | 26860780 |
12 | 150a6a01 |
13 | a73ca16 |
14 | 6ab1089 |
15 | 47206b7 |
hex | 309e821 |
50980897 has 8 divisors (see below), whose sum is σ = 56558880. Its totient is φ = 45560160.
The previous prime is 50980879. The next prime is 50980913. The reversal of 50980897 is 79808905.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50980897 - 215 = 50948129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50980817) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38628 + ... + 39925.
It is an arithmetic number, because the mean of its divisors is an integer number (7069860).
Almost surely, 250980897 is an apocalyptic number.
It is an amenable number.
50980897 is a deficient number, since it is larger than the sum of its proper divisors (5577983).
50980897 is a wasteful number, since it uses less digits than its factorization.
50980897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78623.
The product of its (nonzero) digits is 181440, while the sum is 46.
The square root of 50980897 is about 7140.0908257528. The cubic root of 50980897 is about 370.7966690960.
It can be divided in two parts, 509808 and 97, that added together give a palindrome (509905).
The spelling of 50980897 in words is "fifty million, nine hundred eighty thousand, eight hundred ninety-seven".
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