Base | Representation |
---|---|
bin | 1110100011110110100101 |
3 | 21011220202112 |
4 | 32203312211 |
5 | 1434114434 |
6 | 213450405 |
7 | 44304620 |
oct | 16436645 |
9 | 7156675 |
10 | 3816869 |
11 | 2177741 |
12 | 1340a05 |
13 | a38404 |
14 | 714db7 |
15 | 505dce |
hex | 3a3da5 |
3816869 has 4 divisors (see below), whose sum is σ = 4362144. Its totient is φ = 3271596.
The previous prime is 3816863. The next prime is 3816877. The reversal of 3816869 is 9686183.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3816869 - 212 = 3812773 is a prime.
It is a super-2 number, since 2×38168692 = 29136977926322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3816863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272627 + ... + 272640.
It is an arithmetic number, because the mean of its divisors is an integer number (1090536).
Almost surely, 23816869 is an apocalyptic number.
It is an amenable number.
3816869 is a deficient number, since it is larger than the sum of its proper divisors (545275).
3816869 is an equidigital number, since it uses as much as digits as its factorization.
3816869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545274.
The product of its digits is 62208, while the sum is 41.
The square root of 3816869 is about 1953.6808848939. The cubic root of 3816869 is about 156.2796457882.
The spelling of 3816869 in words is "three million, eight hundred sixteen thousand, eight hundred sixty-nine".
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