Base | Representation |
---|---|
bin | 1010101011111100000100 |
3 | 12021022211000 |
4 | 22223330010 |
5 | 1204121122 |
6 | 140013300 |
7 | 32545245 |
oct | 12537404 |
9 | 5238730 |
10 | 2801412 |
11 | 1643819 |
12 | b31230 |
13 | 771153 |
14 | 52cccc |
15 | 3a50ac |
hex | 2abf04 |
2801412 has 24 divisors (see below), whose sum is σ = 7263200. Its totient is φ = 933768.
The previous prime is 2801401. The next prime is 2801431. The reversal of 2801412 is 2141082.
2801412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12862 + ... + 13077.
22801412 is an apocalyptic number.
It is an amenable number.
2801412 is an abundant number, since it is smaller than the sum of its proper divisors (4461788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2801412 is a wasteful number, since it uses less digits than its factorization.
2801412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25952 (or 25944 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 2801412 is about 1673.7419155891. The cubic root of 2801412 is about 140.9696630070.
Adding to 2801412 its reverse (2141082), we get a palindrome (4942494).
The spelling of 2801412 in words is "two million, eight hundred one thousand, four hundred twelve".
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