Base | Representation |
---|---|
bin | 1000010111010111… |
… | …0011111000100001 |
3 | 12210111020222211002 |
4 | 2011311303320201 |
5 | 14044320211443 |
6 | 1010452201345 |
7 | 106434141614 |
oct | 20565637041 |
9 | 5714228732 |
10 | 2245475873 |
11 | a52570293 |
12 | 528009255 |
13 | 29a294764 |
14 | 17431817b |
15 | d22012b8 |
hex | 85d73e21 |
2245475873 has 4 divisors (see below), whose sum is σ = 2246732820. Its totient is φ = 2244218928.
The previous prime is 2245475863. The next prime is 2245475899. The reversal of 2245475873 is 3785745422.
2245475873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2133793249 + 111682624 = 46193^2 + 10568^2 .
It is a cyclic number.
It is not a de Polignac number, because 2245475873 - 222 = 2241281569 is a prime.
It is a super-2 number, since 2×22454758732 = 10084323792450224258, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2245475863) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625790 + ... + 629367.
It is an arithmetic number, because the mean of its divisors is an integer number (561683205).
Almost surely, 22245475873 is an apocalyptic number.
It is an amenable number.
2245475873 is a deficient number, since it is larger than the sum of its proper divisors (1256947).
2245475873 is a wasteful number, since it uses less digits than its factorization.
2245475873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1256946.
The product of its digits is 1881600, while the sum is 47.
The square root of 2245475873 is about 47386.4524204967. The cubic root of 2245475873 is about 1309.4918435824.
The spelling of 2245475873 in words is "two billion, two hundred forty-five million, four hundred seventy-five thousand, eight hundred seventy-three".
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