Base | Representation |
---|---|
bin | 11001101110001100… |
… | …11010111101011101 |
3 | 1022122101200202100000 |
4 | 30313012122331131 |
5 | 211240142111221 |
6 | 10202141524513 |
7 | 666131246220 |
oct | 146706327535 |
9 | 38571622300 |
10 | 13809332061 |
11 | 594700a628 |
12 | 2814873739 |
13 | 13c0c71405 |
14 | 9500435b7 |
15 | 55c51de26 |
hex | 33719af5d |
13809332061 has 48 divisors (see below), whose sum is σ = 23670751104. Its totient is φ = 7881007104.
The previous prime is 13809332059. The next prime is 13809332063. The reversal of 13809332061 is 16023390831.
It is an interprime number because it is at equal distance from previous prime (13809332059) and next prime (13809332063).
It is not a de Polignac number, because 13809332061 - 21 = 13809332059 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13809332063) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1453021 + ... + 1462493.
It is an arithmetic number, because the mean of its divisors is an integer number (493140648).
Almost surely, 213809332061 is an apocalyptic number.
It is an amenable number.
13809332061 is a deficient number, since it is larger than the sum of its proper divisors (9861419043).
13809332061 is an frugal number, since it uses more digits than its factorization.
13809332061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10352 (or 10340 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The spelling of 13809332061 in words is "thirteen billion, eight hundred nine million, three hundred thirty-two thousand, sixty-one".
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