Base | Representation |
---|---|
bin | 101011010110010100000 |
3 | 2200011111012 |
4 | 11122302200 |
5 | 330423243 |
6 | 50240052 |
7 | 15034151 |
oct | 5326240 |
9 | 2604435 |
10 | 1420448 |
11 | 890227 |
12 | 586028 |
13 | 3a9703 |
14 | 28d928 |
15 | 1d0d18 |
hex | 15aca0 |
1420448 has 12 divisors (see below), whose sum is σ = 2796570. Its totient is φ = 710208.
The previous prime is 1420429. The next prime is 1420483. The reversal of 1420448 is 8440241.
It can be written as a sum of positive squares in only one way, i.e., 824464 + 595984 = 908^2 + 772^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22163 + ... + 22226.
21420448 is an apocalyptic number.
It is an amenable number.
1420448 is a deficient number, since it is larger than the sum of its proper divisors (1376122).
1420448 is an equidigital number, since it uses as much as digits as its factorization.
1420448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44399 (or 44391 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 1420448 is about 1191.8254905816. The cubic root of 1420448 is about 112.4109055920.
Adding to 1420448 its reverse (8440241), we get a palindrome (9860689).
The spelling of 1420448 in words is "one million, four hundred twenty thousand, four hundred forty-eight".
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