Base | Representation |
---|---|
bin | 111100001001101… |
… | …1101001111010100 |
3 | 12012122220122012212 |
4 | 1320103131033110 |
5 | 13113200211140 |
6 | 532140332552 |
7 | 101005555130 |
oct | 17023351724 |
9 | 5178818185 |
10 | 2018366420 |
11 | 946351624 |
12 | 483b44158 |
13 | 262208075 |
14 | 1520ba3c0 |
15 | bc2de765 |
hex | 784dd3d4 |
2018366420 has 24 divisors (see below), whose sum is σ = 4844079744. Its totient is φ = 692011296.
The previous prime is 2018366419. The next prime is 2018366431. The reversal of 2018366420 is 246638102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7208312 + ... + 7208591.
It is an arithmetic number, because the mean of its divisors is an integer number (201836656).
Almost surely, 22018366420 is an apocalyptic number.
2018366420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2018366420 is an abundant number, since it is smaller than the sum of its proper divisors (2825713324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2018366420 is a wasteful number, since it uses less digits than its factorization.
2018366420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14416919 (or 14416917 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 2018366420 is about 44926.2330938172. The cubic root of 2018366420 is about 1263.7660106380.
The spelling of 2018366420 in words is "two billion, eighteen million, three hundred sixty-six thousand, four hundred twenty".
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