Base | Representation |
---|---|
bin | 110100010011011010111011… |
… | …110110010100111101111101 |
3 | 1010011110221101222111120221001 |
4 | 310103122323312110331331 |
5 | 220122330101031121341 |
6 | 2133123412252010301 |
7 | 66311223300401032 |
oct | 6423327366247575 |
9 | 1104427358446831 |
10 | 230033010020221 |
11 | 673284a7232151 |
12 | 21971b31760991 |
13 | 9b48034575575 |
14 | 40b392b0ad389 |
15 | 1b8da46d64d31 |
hex | d136bbd94f7d |
230033010020221 has 4 divisors (see below), whose sum is σ = 230036044952412. Its totient is φ = 230029975088032.
The previous prime is 230033010020207. The next prime is 230033010020243. The reversal of 230033010020221 is 122020010330032.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 208878658443225 + 21154351576996 = 14452635^2 + 4599386^2 .
It is a cyclic number.
It is not a de Polignac number, because 230033010020221 - 25 = 230033010020189 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 (230033010020291) 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, 1517352400 + ... + 1517503993.
It is an arithmetic number, because the mean of its divisors is an integer number (57509011238103).
Almost surely, 2230033010020221 is an apocalyptic number.
It is an amenable number.
230033010020221 is a deficient number, since it is larger than the sum of its proper divisors (3034932191).
230033010020221 is an equidigital number, since it uses as much as digits as its factorization.
230033010020221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3034932190.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 230033010020221 its reverse (122020010330032), we get a palindrome (352053020350253).
The spelling of 230033010020221 in words is "two hundred thirty trillion, thirty-three billion, ten million, twenty thousand, two hundred twenty-one".
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