Base | Representation |
---|---|
bin | 10001000111011111100100 |
3 | 22102222012101 |
4 | 101013133210 |
5 | 2122042030 |
6 | 240101444 |
7 | 53066020 |
oct | 21073744 |
9 | 8388171 |
10 | 4487140 |
11 | 2595289 |
12 | 1604884 |
13 | c11518 |
14 | 84b380 |
15 | 5d97ca |
hex | 4477e4 |
4487140 has 24 divisors (see below), whose sum is σ = 10769472. Its totient is φ = 1538400.
The previous prime is 4487111. The next prime is 4487159. The reversal of 4487140 is 417844.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 4487099 and 4487108.
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, 15886 + ... + 16165.
It is an arithmetic number, because the mean of its divisors is an integer number (448728).
Almost surely, 24487140 is an apocalyptic number.
It is an amenable number.
4487140 is an abundant number, since it is smaller than the sum of its proper divisors (6282332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4487140 is a wasteful number, since it uses less digits than its factorization.
4487140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32067 (or 32065 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 28.
The square root of 4487140 is about 2118.2870438163. The cubic root of 4487140 is about 164.9389428207.
The spelling of 4487140 in words is "four million, four hundred eighty-seven thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.884 sec. • engine limits •