Base | Representation |
---|---|
bin | 10001000111011101001110 |
3 | 22102221222211 |
4 | 101013131032 |
5 | 2122040430 |
6 | 240101034 |
7 | 53065414 |
oct | 21073516 |
9 | 8387884 |
10 | 4486990 |
11 | 2595162 |
12 | 160477a |
13 | c11431 |
14 | 84b2b4 |
15 | 5d972a |
hex | 44774e |
4486990 has 32 divisors (see below), whose sum is σ = 8465184. Its totient is φ = 1710720.
The previous prime is 4486973. The next prime is 4487003. The reversal of 4486990 is 996844.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
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, 24700 + ... + 24880.
It is an arithmetic number, because the mean of its divisors is an integer number (264537).
Almost surely, 24486990 is an apocalyptic number.
4486990 is the 1340-th heptagonal number.
4486990 is a deficient number, since it is larger than the sum of its proper divisors (3978194).
4486990 is a wasteful number, since it uses less digits than its factorization.
4486990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292.
The product of its (nonzero) digits is 62208, while the sum is 40.
The square root of 4486990 is about 2118.2516375540. The cubic root of 4486990 is about 164.9371048929.
It can be divided in two parts, 4486 and 990, that added together give a square (5476 = 742).
The spelling of 4486990 in words is "four million, four hundred eighty-six thousand, nine hundred ninety".
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