Base | Representation |
---|---|
bin | 11010100010000100100 |
3 | 1122011121110 |
4 | 3110100210 |
5 | 210310122 |
6 | 30345020 |
7 | 10250505 |
oct | 3242044 |
9 | 1564543 |
10 | 869412 |
11 | 544225 |
12 | 35b170 |
13 | 24595b |
14 | 188bac |
15 | 12290c |
hex | d4424 |
869412 has 24 divisors (see below), whose sum is σ = 2068416. Its totient is φ = 284128.
The previous prime is 869399. The next prime is 869413. The reversal of 869412 is 214968.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 869412.
It is not an unprimeable number, because it can be changed into a prime (869413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48 + ... + 1319.
It is an arithmetic number, because the mean of its divisors is an integer number (86184).
2869412 is an apocalyptic number.
It is an amenable number.
869412 is an abundant number, since it is smaller than the sum of its proper divisors (1199004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
869412 is a wasteful number, since it uses less digits than its factorization.
869412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1427 (or 1425 counting only the distinct ones).
The product of its digits is 3456, while the sum is 30.
The square root of 869412 is about 932.4226509475. The cubic root of 869412 is about 95.4425154083.
The spelling of 869412 in words is "eight hundred sixty-nine thousand, four hundred twelve".
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