Base | Representation |
---|---|
bin | 10100000010010101… |
… | …100101101100011101 |
3 | 2001112100110222212000 |
4 | 110002111211230131 |
5 | 323030044102313 |
6 | 13514452432513 |
7 | 1361065260546 |
oct | 240225455435 |
9 | 61470428760 |
10 | 21514050333 |
11 | 9140136496 |
12 | 4205018739 |
13 | 204b2791c9 |
14 | 10814054cd |
15 | 85db3d673 |
hex | 502565b1d |
21514050333 has 16 divisors (see below), whose sum is σ = 32006035200. Its totient is φ = 14282684640.
The previous prime is 21514050323. The next prime is 21514050353. The reversal of 21514050333 is 33305041512.
21514050333 is a `hidden beast` number, since 2 + 15 + 140 + 503 + 3 + 3 = 666.
It is not a de Polignac number, because 21514050333 - 224 = 21497273117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 21514050297 and 21514050306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21514050323) 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, 1660528 + ... + 1673433.
It is an arithmetic number, because the mean of its divisors is an integer number (2000377200).
Almost surely, 221514050333 is an apocalyptic number.
It is an amenable number.
21514050333 is a deficient number, since it is larger than the sum of its proper divisors (10491984867).
21514050333 is a wasteful number, since it uses less digits than its factorization.
21514050333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3334209 (or 3334203 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
Adding to 21514050333 its reverse (33305041512), we get a palindrome (54819091845).
The spelling of 21514050333 in words is "twenty-one billion, five hundred fourteen million, fifty thousand, three hundred thirty-three".
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