Base | Representation |
---|---|
bin | 110110100000111… |
… | …1001000000111011 |
3 | 11201110222121102201 |
4 | 1231001321000323 |
5 | 12221234242334 |
6 | 501302211031 |
7 | 63221022142 |
oct | 15501710073 |
9 | 4643877381 |
10 | 1829212219 |
11 | 8595a723a |
12 | 430723a77 |
13 | 231c7a5c3 |
14 | 134d1c759 |
15 | aa8c8c14 |
hex | 6d07903b |
1829212219 has 2 divisors, whose sum is σ = 1829212220. Its totient is φ = 1829212218.
The previous prime is 1829212169. The next prime is 1829212279. The reversal of 1829212219 is 9122129281.
It is a weak prime.
It is an emirp because it is prime and its reverse (9122129281) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1829212219 - 217 = 1829081147 is a prime.
It is a super-5 number, since 5×18292122195 (a number of 48 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (1829212279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914606109 + 914606110.
It is an arithmetic number, because the mean of its divisors is an integer number (914606110).
Almost surely, 21829212219 is an apocalyptic number.
1829212219 is a deficient number, since it is larger than the sum of its proper divisors (1).
1829212219 is an equidigital number, since it uses as much as digits as its factorization.
1829212219 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 10368, while the sum is 37.
The square root of 1829212219 is about 42769.2906066958. The cubic root of 1829212219 is about 1222.9856594444.
The spelling of 1829212219 in words is "one billion, eight hundred twenty-nine million, two hundred twelve thousand, two hundred nineteen".
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