Base | Representation |
---|---|
bin | 10011101101001111… |
… | …011011010010110101 |
3 | 2000121200111010120020 |
4 | 103231033123102311 |
5 | 321313442111313 |
6 | 13415410355353 |
7 | 1346236665342 |
oct | 235517332265 |
9 | 60550433506 |
10 | 21160113333 |
11 | 8a79372377 |
12 | 412658bb59 |
13 | 1cc2b45028 |
14 | 104a3d17c9 |
15 | 83ca28323 |
hex | 4ed3db4b5 |
21160113333 has 16 divisors (see below), whose sum is σ = 29883983040. Its totient is φ = 13272097536.
The previous prime is 21160113323. The next prime is 21160113353. The reversal of 21160113333 is 33331106112.
It is not a de Polignac number, because 21160113333 - 28 = 21160113077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21160113323) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68478 + ... + 216816.
It is an arithmetic number, because the mean of its divisors is an integer number (1867748940).
Almost surely, 221160113333 is an apocalyptic number.
It is an amenable number.
21160113333 is a deficient number, since it is larger than the sum of its proper divisors (8723869707).
21160113333 is a wasteful number, since it uses less digits than its factorization.
21160113333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151156.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 21160113333 its reverse (33331106112), we get a palindrome (54491219445).
The spelling of 21160113333 in words is "twenty-one billion, one hundred sixty million, one hundred thirteen thousand, three hundred thirty-three".
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