Base | Representation |
---|---|
bin | 1100101100101111… |
… | …1100100000101000 |
3 | 22210120110101022011 |
4 | 3023023330200220 |
5 | 23440140000110 |
6 | 1322132405304 |
7 | 150322140163 |
oct | 31313744050 |
9 | 8716411264 |
10 | 3408906280 |
11 | 149a26981a |
12 | 7b1776834 |
13 | 424323910 |
14 | 244a48ada |
15 | 14e41648a |
hex | cb2fc828 |
3408906280 has 128 divisors (see below), whose sum is σ = 8801654400. Its totient is φ = 1177777152.
The previous prime is 3408906233. The next prime is 3408906301. The reversal of 3408906280 is 826098043.
It is a Harshad number since it is a multiple of its sum of digits (40).
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, 817962 + ... + 822118.
It is an arithmetic number, because the mean of its divisors is an integer number (68762925).
Almost surely, 23408906280 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 3408906280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4400827200).
3408906280 is an abundant number, since it is smaller than the sum of its proper divisors (5392748120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3408906280 is a wasteful number, since it uses less digits than its factorization.
3408906280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4283 (or 4279 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 3408906280 is about 58385.8397216311. The cubic root of 3408906280 is about 1505.0064244786.
The spelling of 3408906280 in words is "three billion, four hundred eight million, nine hundred six thousand, two hundred eighty".
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