Base | Representation |
---|---|
bin | 1010111001110100011101 |
3 | 12101012210211 |
4 | 22321310131 |
5 | 1212431034 |
6 | 141132421 |
7 | 33203101 |
oct | 12716435 |
9 | 5335724 |
10 | 2858269 |
11 | 1682507 |
12 | b5a111 |
13 | 790cab |
14 | 545901 |
15 | 3b6d64 |
hex | 2b9d1d |
2858269 has 4 divisors (see below), whose sum is σ = 2956860. Its totient is φ = 2759680.
The previous prime is 2858263. The next prime is 2858309. The reversal of 2858269 is 9628582.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1265625 + 1592644 = 1125^2 + 1262^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2858269 is a prime.
It is a super-2 number, since 2×28582692 = 16339403352722, which contains 22 as substring.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2858263) 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, 49252 + ... + 49309.
It is an arithmetic number, because the mean of its divisors is an integer number (739215).
22858269 is an apocalyptic number.
2858269 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
2858269 is a deficient number, since it is larger than the sum of its proper divisors (98591).
2858269 is an equidigital number, since it uses as much as digits as its factorization.
2858269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98590.
The product of its digits is 69120, while the sum is 40.
The square root of 2858269 is about 1690.6415941884. The cubic root of 2858269 is about 141.9169818252.
The spelling of 2858269 in words is "two million, eight hundred fifty-eight thousand, two hundred sixty-nine".
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