Base | Representation |
---|---|
bin | 10010101111011011… |
… | …010001111011110010 |
3 | 1220221102001000020202 |
4 | 102233123101323302 |
5 | 312202444031310 |
6 | 13124442235202 |
7 | 1311444650441 |
oct | 225733217362 |
9 | 56842030222 |
10 | 20123033330 |
11 | 8596a22864 |
12 | 3a971b5b02 |
13 | 1b8902441a |
14 | d8c790d58 |
15 | 7cb9703a5 |
hex | 4af6d1ef2 |
20123033330 has 16 divisors (see below), whose sum is σ = 36223098264. Its totient is φ = 8048849280.
The previous prime is 20123033311. The next prime is 20123033363. The reversal of 20123033330 is 3333032102.
20123033330 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 11076931009 + 9046102321 = 105247^2 + 95111^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351950 + ... + 405110.
Almost surely, 220123033330 is an apocalyptic number.
20123033330 is a deficient number, since it is larger than the sum of its proper divisors (16100064934).
20123033330 is a wasteful number, since it uses less digits than its factorization.
20123033330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91021.
The product of its (nonzero) digits is 972, while the sum is 20.
Adding to 20123033330 its reverse (3333032102), we get a palindrome (23456065432).
The spelling of 20123033330 in words is "twenty billion, one hundred twenty-three million, thirty-three thousand, three hundred thirty".
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