Base | Representation |
---|---|
bin | 11000101000000100… |
… | …01100010000011010 |
3 | 1021010101200102212021 |
4 | 30110002030100122 |
5 | 204034040130243 |
6 | 10023524205054 |
7 | 645425551564 |
oct | 142402142032 |
9 | 37111612767 |
10 | 13221020698 |
11 | 5674a15596 |
12 | 268b83978a |
13 | 1329108b92 |
14 | 8d5c60334 |
15 | 525a5e6ed |
hex | 31408c41a |
13221020698 has 16 divisors (see below), whose sum is σ = 20135918880. Its totient is φ = 6509567376.
The previous prime is 13221020693. The next prime is 13221020719. The reversal of 13221020698 is 89602012231.
It is a super-3 number, since 3×132210206983 (a number of 31 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (13221020693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78753 + ... + 180676.
It is an arithmetic number, because the mean of its divisors is an integer number (1258494930).
Almost surely, 213221020698 is an apocalyptic number.
13221020698 is a deficient number, since it is larger than the sum of its proper divisors (6914898182).
13221020698 is a wasteful number, since it uses less digits than its factorization.
13221020698 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 259821.
The product of its (nonzero) digits is 10368, while the sum is 34.
The spelling of 13221020698 in words is "thirteen billion, two hundred twenty-one million, twenty thousand, six hundred ninety-eight".
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