Base | Representation |
---|---|
bin | 11111010110110000000 |
3 | 1221012101221 |
4 | 3322312000 |
5 | 230334311 |
6 | 34004424 |
7 | 11506333 |
oct | 3726600 |
9 | 1835357 |
10 | 1027456 |
11 | 641a41 |
12 | 416714 |
13 | 29c881 |
14 | 1ca61a |
15 | 154671 |
hex | fad80 |
1027456 has 32 divisors (see below), whose sum is σ = 2142000. Its totient is φ = 489984.
The previous prime is 1027427. The next prime is 1027459. The reversal of 1027456 is 6547201.
1027456 is nontrivially palindromic in base 3.
1027456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (32).
It is a self number, because there is not a number n which added to its sum of digits gives 1027456.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1027459) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2770 + ... + 3118.
21027456 is an apocalyptic number.
1027456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1027456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071000).
1027456 is an abundant number, since it is smaller than the sum of its proper divisors (1114544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1027456 is an equidigital number, since it uses as much as digits as its factorization.
1027456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386 (or 374 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 1027456 is about 1013.6350428039. The cubic root of 1027456 is about 100.9069495577.
The spelling of 1027456 in words is "one million, twenty-seven thousand, four hundred fifty-six".
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