Base | Representation |
---|---|
bin | 11000110001011111… |
… | …11100011001010101 |
3 | 1021022220112021010100 |
4 | 30120233330121111 |
5 | 204214312420341 |
6 | 10035431444313 |
7 | 650406116310 |
oct | 143057743125 |
9 | 37286467110 |
10 | 13300123221 |
11 | 5705633480 |
12 | 26b2226699 |
13 | 133c6138c8 |
14 | 902571977 |
15 | 52c9873b6 |
hex | 318bfc655 |
13300123221 has 48 divisors (see below), whose sum is σ = 24993146880. Its totient is φ = 6608748960.
The previous prime is 13300123183. The next prime is 13300123241. The reversal of 13300123221 is 12232100331.
13300123221 is a `hidden beast` number, since 1 + 330 + 0 + 12 + 322 + 1 = 666.
It is not a de Polignac number, because 13300123221 - 26 = 13300123157 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13300123194 and 13300123203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13300123241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 401281 + ... + 433158.
It is an arithmetic number, because the mean of its divisors is an integer number (520690560).
Almost surely, 213300123221 is an apocalyptic number.
13300123221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13300123221 is a deficient number, since it is larger than the sum of its proper divisors (11693023659).
13300123221 is a wasteful number, since it uses less digits than its factorization.
13300123221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 834486 (or 834483 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13300123221 its reverse (12232100331), we get a palindrome (25532223552).
The spelling of 13300123221 in words is "thirteen billion, three hundred million, one hundred twenty-three thousand, two hundred twenty-one".
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