Base | Representation |
---|---|
bin | 100000110100100… |
… | …1111100011010000 |
3 | 2211202100101121201 |
4 | 1001221033203100 |
5 | 4223420040030 |
6 | 301141200544 |
7 | 36202104334 |
oct | 10151174320 |
9 | 2752311551 |
10 | 1101330640 |
11 | 515744013 |
12 | 268a00154 |
13 | 147228547 |
14 | a63a77c4 |
15 | 66a4a2ca |
hex | 41a4f8d0 |
1101330640 has 40 divisors (see below), whose sum is σ = 2562291360. Its totient is φ = 440240256.
The previous prime is 1101330631. The next prime is 1101330677. The reversal of 1101330640 is 460331011.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148951 + ... + 156169.
It is an arithmetic number, because the mean of its divisors is an integer number (64057284).
Almost surely, 21101330640 is an apocalyptic number.
1101330640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101330640 is an abundant number, since it is smaller than the sum of its proper divisors (1460960720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101330640 is a wasteful number, since it uses less digits than its factorization.
1101330640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9139 (or 9133 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 1101330640 is about 33186.3019934430. The cubic root of 1101330640 is about 1032.6961880984.
Adding to 1101330640 its reverse (460331011), we get a palindrome (1561661651).
The spelling of 1101330640 in words is "one billion, one hundred one million, three hundred thirty thousand, six hundred forty".
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