Base | Representation |
---|---|
bin | 100110100101… |
… | …1000011010001 |
3 | 1102001210211100 |
4 | 1031023003101 |
5 | 20134332403 |
6 | 2001335013 |
7 | 333645423 |
oct | 115130321 |
9 | 42053740 |
10 | 20230353 |
11 | 10468400 |
12 | 6937469 |
13 | 4264230 |
14 | 2988813 |
15 | 1b992a3 |
hex | 134b0d1 |
20230353 has 36 divisors (see below), whose sum is σ = 34614580. Its totient is φ = 11309760.
The previous prime is 20230303. The next prime is 20230361. The reversal of 20230353 is 35303202.
It can be written as a sum of positive squares in 2 ways, for example, as 2108304 + 18122049 = 1452^2 + 4257^2 .
It is not a de Polignac number, because 20230353 - 29 = 20229841 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20230303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13443 + ... + 14871.
Almost surely, 220230353 is an apocalyptic number.
It is an amenable number.
20230353 is a deficient number, since it is larger than the sum of its proper divisors (14384227).
20230353 is a wasteful number, since it uses less digits than its factorization.
20230353 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1470 (or 1456 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
The square root of 20230353 is about 4497.8164702442. The cubic root of 20230353 is about 272.4799098619.
Adding to 20230353 its reverse (35303202), we get a palindrome (55533555).
The spelling of 20230353 in words is "twenty million, two hundred thirty thousand, three hundred fifty-three".
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