Base | Representation |
---|---|
bin | 100010100000111101011 |
3 | 2010110102102 |
4 | 10110013223 |
5 | 242142422 |
6 | 40124015 |
7 | 12420224 |
oct | 4240753 |
9 | 2113372 |
10 | 1130987 |
11 | 702800 |
12 | 46660b |
13 | 307a30 |
14 | 21624b |
15 | 175192 |
hex | 1141eb |
1130987 has 12 divisors (see below), whose sum is σ = 1340640. Its totient is φ = 947760.
The previous prime is 1130981. The next prime is 1131023. The reversal of 1130987 is 7890311.
It is not a de Polignac number, because 1130987 - 210 = 1129963 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1130981) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1214 + ... + 1932.
It is an arithmetic number, because the mean of its divisors is an integer number (111720).
21130987 is an apocalyptic number.
1130987 is a deficient number, since it is larger than the sum of its proper divisors (209653).
1130987 is a wasteful number, since it uses less digits than its factorization.
1130987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 754 (or 743 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 29.
The square root of 1130987 is about 1063.4787256922. The cubic root of 1130987 is about 104.1883605661.
The spelling of 1130987 in words is "one million, one hundred thirty thousand, nine hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •