Base | Representation |
---|---|
bin | 11111010100111010010111 |
3 | 120110012220120 |
4 | 133110322113 |
5 | 4100241434 |
6 | 452003023 |
7 | 126542016 |
oct | 37247227 |
9 | 16405816 |
10 | 8212119 |
11 | 46a9983 |
12 | 2900473 |
13 | 1916b56 |
14 | 113aa7d |
15 | ac3349 |
hex | 7d4e97 |
8212119 has 8 divisors (see below), whose sum is σ = 11072880. Its totient is φ = 5413056.
The previous prime is 8212109. The next prime is 8212147. The reversal of 8212119 is 9112128.
8212119 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8212119 - 27 = 8211991 is a prime.
It is a super-2 number, since 2×82121192 = 134877796940322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8212109) 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, 15112 + ... + 15645.
It is an arithmetic number, because the mean of its divisors is an integer number (1384110).
Almost surely, 28212119 is an apocalyptic number.
8212119 is a gapful number since it is divisible by the number (89) formed by its first and last digit.
8212119 is a deficient number, since it is larger than the sum of its proper divisors (2860761).
8212119 is a wasteful number, since it uses less digits than its factorization.
8212119 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30849.
The product of its digits is 288, while the sum is 24.
The square root of 8212119 is about 2865.6795005722. The cubic root of 8212119 is about 201.7522613985.
Subtracting 8212119 from its reverse (9112128), we obtain a palindrome (900009).
The spelling of 8212119 in words is "eight million, two hundred twelve thousand, one hundred nineteen".
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