Base | Representation |
---|---|
bin | 1010111001001110000000 |
3 | 12101002102200 |
4 | 22321032000 |
5 | 1212341213 |
6 | 141113200 |
7 | 33162654 |
oct | 12711600 |
9 | 5332380 |
10 | 2855808 |
11 | 168067a |
12 | b58800 |
13 | 78cb37 |
14 | 544a64 |
15 | 3b6273 |
hex | 2b9380 |
2855808 has 96 divisors (see below), whose sum is σ = 8565960. Its totient is φ = 912384.
The previous prime is 2855807. The next prime is 2855819. The reversal of 2855808 is 8085582.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2855807) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42591 + ... + 42657.
22855808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2855808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4282980).
2855808 is an abundant number, since it is smaller than the sum of its proper divisors (5710152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2855808 is a wasteful number, since it uses less digits than its factorization.
2855808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124 (or 109 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 36.
The square root of 2855808 is about 1689.9136072593. The cubic root of 2855808 is about 141.8762394530.
It can be divided in two parts, 2855 and 808, that added together give a palindrome (3663).
The spelling of 2855808 in words is "two million, eight hundred fifty-five thousand, eight hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.114 sec. • engine limits •