Base | Representation |
---|---|
bin | 1010110001001000… |
… | …0111000010101101 |
3 | 21110102211222121201 |
4 | 2230102013002231 |
5 | 21404422203324 |
6 | 1154451525501 |
7 | 131425144336 |
oct | 25422070255 |
9 | 7412758551 |
10 | 2890428589 |
11 | 1253631864 |
12 | 687bb9891 |
13 | 370a9c299 |
14 | 1d5c4328d |
15 | 11db4d444 |
hex | ac4870ad |
2890428589 has 4 divisors (see below), whose sum is σ = 2890670400. Its totient is φ = 2890186780.
The previous prime is 2890428577. The next prime is 2890428631. The reversal of 2890428589 is 9858240982.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2890428589 - 215 = 2890395821 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2890428529) 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, 101989 + ... + 127210.
It is an arithmetic number, because the mean of its divisors is an integer number (722667600).
Almost surely, 22890428589 is an apocalyptic number.
It is an amenable number.
2890428589 is a deficient number, since it is larger than the sum of its proper divisors (241811).
2890428589 is a wasteful number, since it uses less digits than its factorization.
2890428589 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241810.
The product of its (nonzero) digits is 3317760, while the sum is 55.
The square root of 2890428589 is about 53762.7063027895. The cubic root of 2890428589 is about 1424.4725392064.
The spelling of 2890428589 in words is "two billion, eight hundred ninety million, four hundred twenty-eight thousand, five hundred eighty-nine".
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