Base | Representation |
---|---|
bin | 10010111011110000… |
… | …111000100010111111 |
3 | 1221110211112011211122 |
4 | 102323300320202333 |
5 | 313113441214403 |
6 | 13201154541155 |
7 | 1316540226245 |
oct | 227360704277 |
9 | 57424464748 |
10 | 20330023103 |
11 | 869284a295 |
12 | 3b345977bb |
13 | 1bbcb88090 |
14 | dac072795 |
15 | 7dec0a838 |
hex | 4bbc388bf |
20330023103 has 4 divisors (see below), whose sum is σ = 21893871048. Its totient is φ = 18766175160.
The previous prime is 20330023093. The next prime is 20330023111. The reversal of 20330023103 is 30132003302.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20330023103 - 210 = 20330022079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20330023163) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 781923953 + ... + 781923978.
It is an arithmetic number, because the mean of its divisors is an integer number (5473467762).
Almost surely, 220330023103 is an apocalyptic number.
20330023103 is a deficient number, since it is larger than the sum of its proper divisors (1563847945).
20330023103 is a wasteful number, since it uses less digits than its factorization.
20330023103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1563847944.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 20330023103 its reverse (30132003302), we get a palindrome (50462026405).
The spelling of 20330023103 in words is "twenty billion, three hundred thirty million, twenty-three thousand, one hundred three".
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