| Base | Representation |
|---|---|
| bin | 100010000001110010100 |
| 3 | 2002122112100 |
| 4 | 10100032110 |
| 5 | 241140103 |
| 6 | 35522100 |
| 7 | 12322545 |
| oct | 4201624 |
| 9 | 2078470 |
| 10 | 1115028 |
| 11 | 6a1812 |
| 12 | 459330 |
| 13 | 3006a5 |
| 14 | 2104cc |
| 15 | 1705a3 |
| hex | 110394 |
1115028 has 36 divisors (see below), whose sum is σ = 2882880. Its totient is φ = 363216.
The previous prime is 1115027. The next prime is 1115029. The reversal of 1115028 is 8205111.
It is an interprime number because it is at equal distance from previous prime (1115027) and next prime (1115029).
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a self number, because there is not a number n which added to its sum of digits gives 1115028.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1115027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1363 + ... + 2021.
It is an arithmetic number, because the mean of its divisors is an integer number (80080).
21115028 is an apocalyptic number.
1115028 is a gapful number since it is divisible by the number (18) 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 1115028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1441440).
1115028 is an abundant number, since it is smaller than the sum of its proper divisors (1767852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1115028 is a wasteful number, since it uses less digits than its factorization.
1115028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 716 (or 711 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 18.
The square root of 1115028 is about 1055.9488623982. The cubic root of 1115028 is about 103.6959809757.
The spelling of 1115028 in words is "one million, one hundred fifteen thousand, twenty-eight".
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