Base | Representation |
---|---|
bin | 10010110001001001001110 |
3 | 100020221211000 |
4 | 102301021032 |
5 | 2224414021 |
6 | 253241130 |
7 | 56550456 |
oct | 22611116 |
9 | 10227730 |
10 | 4919886 |
11 | 2860424 |
12 | 17931a6 |
13 | 103349a |
14 | 920d66 |
15 | 672b26 |
hex | 4b124e |
4919886 has 32 divisors (see below), whose sum is σ = 11289600. Its totient is φ = 1586520.
The previous prime is 4919867. The next prime is 4919891. The reversal of 4919886 is 6889194.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205 + ... + 3143.
It is an arithmetic number, because the mean of its divisors is an integer number (352800).
Almost surely, 24919886 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4919886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5644800).
4919886 is an abundant number, since it is smaller than the sum of its proper divisors (6369714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4919886 is a wasteful number, since it uses less digits than its factorization.
4919886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2981 (or 2975 counting only the distinct ones).
The product of its digits is 124416, while the sum is 45.
The square root of 4919886 is about 2218.0816035484. The cubic root of 4919886 is about 170.0793862214.
It can be divided in two parts, 49198 and 86, that added together give a square (49284 = 2222).
The spelling of 4919886 in words is "four million, nine hundred nineteen thousand, eight hundred eighty-six".
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