Base | Representation |
---|---|
bin | 100000111001101… |
… | …0111100000000001 |
3 | 2211221100020020001 |
4 | 1001303113200001 |
5 | 4230110002031 |
6 | 301314120001 |
7 | 36233500054 |
oct | 10163274001 |
9 | 2757306201 |
10 | 1103984641 |
11 | 517197001 |
12 | 269880001 |
13 | 147947566 |
14 | a6898a9b |
15 | 66dc1861 |
hex | 41cd7801 |
1103984641 has 8 divisors (see below), whose sum is σ = 1180500264. Its totient is φ = 1028755200.
The previous prime is 1103984603. The next prime is 1103984663. The reversal of 1103984641 is 1464893011.
It can be written as a sum of positive squares in 4 ways, for example, as 529184016 + 574800625 = 23004^2 + 23975^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1103984641 - 27 = 1103984513 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1103984641.
It is not an unprimeable number, because it can be changed into a prime (1103982641) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319770 + ... + 323203.
It is an arithmetic number, because the mean of its divisors is an integer number (147562533).
Almost surely, 21103984641 is an apocalyptic number.
It is an amenable number.
1103984641 is a deficient number, since it is larger than the sum of its proper divisors (76515623).
1103984641 is a wasteful number, since it uses less digits than its factorization.
1103984641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643091.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 1103984641 is about 33226.2643250787. The cubic root of 1103984641 is about 1033.5250575806.
The spelling of 1103984641 in words is "one billion, one hundred three million, nine hundred eighty-four thousand, six hundred forty-one".
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