Base | Representation |
---|---|
bin | 101011100100110101110 |
3 | 2200112200200 |
4 | 11130212232 |
5 | 331143021 |
6 | 50334330 |
7 | 15064635 |
oct | 5344656 |
9 | 2615620 |
10 | 1427886 |
11 | 895879 |
12 | 58a3a6 |
13 | 3acc05 |
14 | 29251c |
15 | 1d3126 |
hex | 15c9ae |
1427886 has 24 divisors (see below), whose sum is σ = 3229200. Its totient is φ = 455136.
The previous prime is 1427879. The next prime is 1427887. The reversal of 1427886 is 6887241.
It is a self number, because there is not a number n which added to its sum of digits gives 1427886.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1427887) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1311 + ... + 2138.
It is an arithmetic number, because the mean of its divisors is an integer number (134550).
21427886 is an apocalyptic number.
1427886 is an abundant number, since it is smaller than the sum of its proper divisors (1801314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1427886 is a wasteful number, since it uses less digits than its factorization.
1427886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3480 (or 3477 counting only the distinct ones).
The product of its digits is 21504, while the sum is 36.
The square root of 1427886 is about 1194.9418395889. The cubic root of 1427886 is about 112.6067727050.
The spelling of 1427886 in words is "one million, four hundred twenty-seven thousand, eight hundred eighty-six".
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