Base | Representation |
---|---|
bin | 1000010111001000… |
… | …01011010001000000 |
3 | 102120211211211100021 |
4 | 10023210023101000 |
5 | 33143141000000 |
6 | 2021234503224 |
7 | 216145604362 |
oct | 41344132100 |
9 | 12524754307 |
10 | 4489000000 |
11 | 19a3a18161 |
12 | a53434b14 |
13 | 567024a24 |
14 | 308284d32 |
15 | 1b416911a |
hex | 10b90b440 |
4489000000 has 147 divisors (see below), whose sum is σ = 11303351409. Its totient is φ = 1768800000.
The previous prime is 4488999973. The next prime is 4489000001. The reversal of 4489000000 is 9844.
The square root of 4489000000 is 67000.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 3 ways, for example, as 3932794944 + 556205056 = 62712^2 + 23584^2 .
It is a super-2 number, since 2×44890000002 = 40302242000000000000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4489000001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 66999967 + ... + 67000033.
It is an arithmetic number, because the mean of its divisors is an integer number (76893547).
Almost surely, 24489000000 is an apocalyptic number.
4489000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
4489000000 is the 67000-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4489000000
4489000000 is an abundant number, since it is smaller than the sum of its proper divisors (6814351409).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4489000000 is an frugal number, since it uses more digits than its factorization.
4489000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176 (or 74 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 25.
The cubic root of 4489000000 is about 1649.6172972234.
Multiplying 4489000000 by its sum of digits (25), we get a square (112225000000 = 3350002).
4489000000 divided by its sum of digits (25) gives a square (179560000 = 134002).
Adding to 4489000000 its reverse (9844), we get a palindrome (4489009844).
The spelling of 4489000000 in words is "four billion, four hundred eighty-nine million", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.103 sec. • engine limits •