Base | Representation |
---|---|
bin | 100001001111000000110 |
3 | 2001022212110 |
4 | 10021320012 |
5 | 234322110 |
6 | 35201450 |
7 | 12154005 |
oct | 4117006 |
9 | 2038773 |
10 | 1089030 |
11 | 684228 |
12 | 446286 |
13 | 2c18c7 |
14 | 204c3c |
15 | 167a20 |
hex | 109e06 |
1089030 has 32 divisors (see below), whose sum is σ = 2700288. Its totient is φ = 280800.
The previous prime is 1089029. The next prime is 1089047. The reversal of 1089030 is 309801.
It is a junction number, because it is equal to n+sod(n) for n = 1088988 and 1089006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345 + ... + 1515.
It is an arithmetic number, because the mean of its divisors is an integer number (84384).
21089030 is an apocalyptic number.
1089030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1089030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350144).
1089030 is an abundant number, since it is smaller than the sum of its proper divisors (1611258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1089030 is a wasteful number, since it uses less digits than its factorization.
1089030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1212.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 1089030 is about 1043.5660017459. The cubic root of 1089030 is about 102.8837095177.
The spelling of 1089030 in words is "one million, eighty-nine thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •