Base | Representation |
---|---|
bin | 101011011011010001100 |
3 | 2200021222021 |
4 | 11123122030 |
5 | 331013423 |
6 | 50255524 |
7 | 15044440 |
oct | 5333214 |
9 | 2607867 |
10 | 1422988 |
11 | 892126 |
12 | 5875a4 |
13 | 3aa908 |
14 | 290820 |
15 | 1d195d |
hex | 15b68c |
1422988 has 12 divisors (see below), whose sum is σ = 2846032. Its totient is φ = 609840.
The previous prime is 1422979. The next prime is 1422991. The reversal of 1422988 is 8892241.
1422988 is an admirable number.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 25383 + ... + 25438.
21422988 is an apocalyptic number.
It is an amenable number.
1422988 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1422988 is a wasteful number, since it uses less digits than its factorization.
1422988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50832 (or 50830 counting only the distinct ones).
The product of its digits is 9216, while the sum is 34.
The square root of 1422988 is about 1192.8906068873. The cubic root of 1422988 is about 112.4778688977.
The spelling of 1422988 in words is "one million, four hundred twenty-two thousand, nine hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •