Base | Representation |
---|---|
bin | 110110110001110… |
… | …0001100110001001 |
3 | 11202002120120001022 |
4 | 1231203201212021 |
5 | 12231013413233 |
6 | 502215202225 |
7 | 63355663460 |
oct | 15543414611 |
9 | 4662516038 |
10 | 1838029193 |
11 | 8635795a0 |
12 | 433676375 |
13 | 233a46850 |
14 | 1361759d7 |
15 | ab56b398 |
hex | 6d8e1989 |
1838029193 has 32 divisors (see below), whose sum is σ = 2552981760. Its totient is φ = 1276450560.
The previous prime is 1838029189. The next prime is 1838029211. The reversal of 1838029193 is 3919208381.
It is not a de Polignac number, because 1838029193 - 22 = 1838029189 is a prime.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1838029093) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2630 + ... + 60687.
It is an arithmetic number, because the mean of its divisors is an integer number (79780680).
Almost surely, 21838029193 is an apocalyptic number.
1838029193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1838029193 is a deficient number, since it is larger than the sum of its proper divisors (714952567).
1838029193 is a wasteful number, since it uses less digits than its factorization.
1838029193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63377.
The product of its (nonzero) digits is 93312, while the sum is 44.
The square root of 1838029193 is about 42872.2426868481. The cubic root of 1838029193 is about 1224.9474791865.
The spelling of 1838029193 in words is "one billion, eight hundred thirty-eight million, twenty-nine thousand, one hundred ninety-three".
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