Base | Representation |
---|---|
bin | 100000011110101… |
… | …0111011010000001 |
3 | 2210221201000121211 |
4 | 1000331113122001 |
5 | 4212444002411 |
6 | 300050450121 |
7 | 36002250340 |
oct | 10075273201 |
9 | 2727630554 |
10 | 1089828481 |
11 | 50a1a82a5 |
12 | 264b93941 |
13 | 144a2c031 |
14 | a4a51b57 |
15 | 65a27221 |
hex | 40f57681 |
1089828481 has 16 divisors (see below), whose sum is σ = 1312558848. Its totient is φ = 884664000.
The previous prime is 1089828449. The next prime is 1089828517. The reversal of 1089828481 is 1848289801.
It is a cyclic number.
It is not a de Polignac number, because 1089828481 - 25 = 1089828449 is a prime.
It is a super-2 number, since 2×10898284812 = 2375452235997534722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1089828781) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17250 + ... + 49771.
It is an arithmetic number, because the mean of its divisors is an integer number (82034928).
Almost surely, 21089828481 is an apocalyptic number.
It is an amenable number.
1089828481 is a deficient number, since it is larger than the sum of its proper divisors (222730367).
1089828481 is a wasteful number, since it uses less digits than its factorization.
1089828481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67152.
The product of its (nonzero) digits is 294912, while the sum is 49.
The square root of 1089828481 is about 33012.5503558874. The cubic root of 1089828481 is about 1029.0884828570.
The spelling of 1089828481 in words is "one billion, eighty-nine million, eight hundred twenty-eight thousand, four hundred eighty-one".
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