Base | Representation |
---|---|
bin | 10011010001010110001001 |
3 | 100111122202011 |
4 | 103101112021 |
5 | 2243124120 |
6 | 300135521 |
7 | 60640144 |
oct | 23212611 |
9 | 10448664 |
10 | 5051785 |
11 | 2940532 |
12 | 18375a1 |
13 | 107b52b |
14 | 95705b |
15 | 69bc5a |
hex | 4d1589 |
5051785 has 4 divisors (see below), whose sum is σ = 6062148. Its totient is φ = 4041424.
The previous prime is 5051749. The next prime is 5051797. The reversal of 5051785 is 5871505.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5871505 = 5 ⋅1174301.
It can be written as a sum of positive squares in 2 ways, for example, as 2134521 + 2917264 = 1461^2 + 1708^2 .
It is a cyclic number.
It is not a de Polignac number, because 5051785 - 215 = 5019017 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505174 + ... + 505183.
It is an arithmetic number, because the mean of its divisors is an integer number (1515537).
Almost surely, 25051785 is an apocalyptic number.
It is an amenable number.
5051785 is a deficient number, since it is larger than the sum of its proper divisors (1010363).
5051785 is a wasteful number, since it uses less digits than its factorization.
5051785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1010362.
The product of its (nonzero) digits is 7000, while the sum is 31.
The square root of 5051785 is about 2247.6176276226. The cubic root of 5051785 is about 171.5859089572.
The spelling of 5051785 in words is "five million, fifty-one thousand, seven hundred eighty-five".
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