Base | Representation |
---|---|
bin | 100010010011010111100 |
3 | 2010002212200 |
4 | 10102122330 |
5 | 241432103 |
6 | 40031500 |
7 | 12361023 |
oct | 4223274 |
9 | 2102780 |
10 | 1124028 |
11 | 6a8554 |
12 | 462590 |
13 | 304809 |
14 | 2138ba |
15 | 1730a3 |
hex | 1126bc |
1124028 has 18 divisors (see below), whose sum is σ = 2841384. Its totient is φ = 374664.
The previous prime is 1124027. The next prime is 1124041. The reversal of 1124028 is 8204211.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a plaindrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 1124028.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1124027) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15576 + ... + 15647.
21124028 is an apocalyptic number.
1124028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1124028 is an abundant number, since it is smaller than the sum of its proper divisors (1717356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1124028 is a wasteful number, since it uses less digits than its factorization.
1124028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31233 (or 31228 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 1124028 is about 1060.2018675705. The cubic root of 1124028 is about 103.9742293149.
Adding to 1124028 its reverse (8204211), we get a palindrome (9328239).
The spelling of 1124028 in words is "one million, one hundred twenty-four thousand, twenty-eight".
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