Base | Representation |
---|---|
bin | 11000110101011… |
… | …101010000111000 |
3 | 1002001000212020021 |
4 | 120311131100320 |
5 | 1323131313210 |
6 | 105202340224 |
7 | 13216415443 |
oct | 3065352070 |
9 | 1061025207 |
10 | 416666680 |
11 | 1a4219931 |
12 | b765a674 |
13 | 68428741 |
14 | 3d4a265a |
15 | 268a6bda |
hex | 18d5d438 |
416666680 has 32 divisors (see below), whose sum is σ = 944893440. Its totient is φ = 165352320.
The previous prime is 416666633. The next prime is 416666681. The reversal of 416666680 is 86666614.
It is a super-2 number, since 2×4166666802 = 347222244444444800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (416666681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35931 + ... + 46090.
It is an arithmetic number, because the mean of its divisors is an integer number (29527920).
Almost surely, 2416666680 is an apocalyptic number.
416666680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
416666680 is an abundant number, since it is smaller than the sum of its proper divisors (528226760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
416666680 is a wasteful number, since it uses less digits than its factorization.
416666680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82159 (or 82155 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 43.
The square root of 416666680 is about 20412.4148497918. The cubic root of 416666680 is about 746.9007990598.
The spelling of 416666680 in words is "four hundred sixteen million, six hundred sixty-six thousand, six hundred eighty".
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