Base | Representation |
---|---|
bin | 1011110101000001100… |
… | …1001001000101101111 |
3 | 201102112012122221001210 |
4 | 2331100121021011233 |
5 | 11312134312343043 |
6 | 233204315205503 |
7 | 20452534315014 |
oct | 2752031110557 |
9 | 642465587053 |
10 | 203212231023 |
11 | 7920000898a |
12 | 33473446893 |
13 | 16216980ba9 |
14 | 9b9a97170b |
15 | 544548b633 |
hex | 2f5064916f |
203212231023 has 8 divisors (see below), whose sum is σ = 270977297536. Its totient is φ = 135460992600.
The previous prime is 203212230997. The next prime is 203212231043. The reversal of 203212231023 is 320132212302.
It is a happy number.
203212231023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 203212231023 - 212 = 203212226927 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 (203212231043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3422683 + ... + 3481548.
It is an arithmetic number, because the mean of its divisors is an integer number (33872162192).
Almost surely, 2203212231023 is an apocalyptic number.
203212231023 is a deficient number, since it is larger than the sum of its proper divisors (67765066513).
203212231023 is an equidigital number, since it uses as much as digits as its factorization.
203212231023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6914045.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 203212231023 its reverse (320132212302), we get a palindrome (523344443325).
The spelling of 203212231023 in words is "two hundred three billion, two hundred twelve million, two hundred thirty-one thousand, twenty-three".
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