Base | Representation |
---|---|
bin | 10010110010111111… |
… | …101110010011101110 |
3 | 1221002120201111002122 |
4 | 102302333232103232 |
5 | 312313311342012 |
6 | 13134421552542 |
7 | 1313102655434 |
oct | 226277562356 |
9 | 57076644078 |
10 | 20182918382 |
11 | 8617805340 |
12 | 3ab3275752 |
13 | 1b98560c73 |
14 | d966dcd54 |
15 | 7d1d4de72 |
hex | 4b2fee4ee |
20182918382 has 32 divisors (see below), whose sum is σ = 34295685984. Its totient is φ = 8827660800.
The previous prime is 20182918351. The next prime is 20182918403. The reversal of 20182918382 is 28381928102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87413 + ... + 219104.
It is an arithmetic number, because the mean of its divisors is an integer number (1071740187).
Almost surely, 220182918382 is an apocalyptic number.
20182918382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20182918382 is a deficient number, since it is larger than the sum of its proper divisors (14112767602).
20182918382 is a wasteful number, since it uses less digits than its factorization.
20182918382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306644.
The product of its (nonzero) digits is 110592, while the sum is 44.
The spelling of 20182918382 in words is "twenty billion, one hundred eighty-two million, nine hundred eighteen thousand, three hundred eighty-two".
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