Base | Representation |
---|---|
bin | 10010100111000111111101 |
3 | 100011212111222 |
4 | 102213013331 |
5 | 2222110340 |
6 | 252323125 |
7 | 56320016 |
oct | 22470775 |
9 | 10155458 |
10 | 4878845 |
11 | 2832604 |
12 | 17734a5 |
13 | 101a8ba |
14 | 91000d |
15 | 6658b5 |
hex | 4a71fd |
4878845 has 8 divisors (see below), whose sum is σ = 5881560. Its totient is φ = 3885120.
The previous prime is 4878827. The next prime is 4878851. The reversal of 4878845 is 5488784.
It can be written as a sum of positive squares in 4 ways, for example, as 2910436 + 1968409 = 1706^2 + 1403^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4878845 - 28 = 4878589 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 4878796 and 4878805.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 986 + ... + 3275.
It is an arithmetic number, because the mean of its divisors is an integer number (735195).
Almost surely, 24878845 is an apocalyptic number.
It is an amenable number.
4878845 is a deficient number, since it is larger than the sum of its proper divisors (1002715).
4878845 is a wasteful number, since it uses less digits than its factorization.
4878845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4495.
The product of its digits is 286720, while the sum is 44.
The square root of 4878845 is about 2208.8107660006. The cubic root of 4878845 is about 169.6051389248.
The spelling of 4878845 in words is "four million, eight hundred seventy-eight thousand, eight hundred forty-five".
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