Base | Representation |
---|---|
bin | 1111111110101011… |
… | …1101001001111100 |
3 | 102001221100200001111 |
4 | 3333222331021330 |
5 | 32241044404440 |
6 | 1545345451404 |
7 | 211203504640 |
oct | 37752751174 |
9 | 12057320044 |
10 | 4289450620 |
11 | 1901312814 |
12 | 9b8640b64 |
13 | 534897880 |
14 | 2c997cc20 |
15 | 1a189d4ea |
hex | ffabd27c |
4289450620 has 96 divisors (see below), whose sum is σ = 11185227648. Its totient is φ = 1345462272.
The previous prime is 4289450603. The next prime is 4289450647. The reversal of 4289450620 is 260549824.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195232 + ... + 216088.
It is an arithmetic number, because the mean of its divisors is an integer number (116512788).
Almost surely, 24289450620 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 4289450620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5592613824).
4289450620 is an abundant number, since it is smaller than the sum of its proper divisors (6895777028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4289450620 is a wasteful number, since it uses less digits than its factorization.
4289450620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20999 (or 20997 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 40.
The square root of 4289450620 is about 65493.8975783240. The cubic root of 4289450620 is about 1624.8024211062.
The spelling of 4289450620 in words is "four billion, two hundred eighty-nine million, four hundred fifty thousand, six hundred twenty".
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