Base | Representation |
---|---|
bin | 1101011010000011011… |
… | …1101110101100010101 |
3 | 211000112020201122022221 |
4 | 3112200313232230111 |
5 | 12233210022333141 |
6 | 253451351022341 |
7 | 22432563440446 |
oct | 3264067565425 |
9 | 730466648287 |
10 | 230332230421 |
11 | 897575a2927 |
12 | 3878196a9b1 |
13 | 18949488307 |
14 | b2106cd2cd |
15 | 5ed1326bd1 |
hex | 35a0deeb15 |
230332230421 has 8 divisors (see below), whose sum is σ = 232929446040. Its totient is φ = 227735219712.
The previous prime is 230332230407. The next prime is 230332230437. The reversal of 230332230421 is 124032233032.
It can be written as a sum of positive squares in 4 ways, for example, as 98210158225 + 132122072196 = 313385^2 + 363486^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230332230421 - 29 = 230332229909 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 (230332230451) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4025811 + ... + 4082623.
It is an arithmetic number, because the mean of its divisors is an integer number (29116180755).
Almost surely, 2230332230421 is an apocalyptic number.
It is an amenable number.
230332230421 is a deficient number, since it is larger than the sum of its proper divisors (2597215619).
230332230421 is an equidigital number, since it uses as much as digits as its factorization.
230332230421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102455.
The product of its (nonzero) digits is 5184, while the sum is 25.
Adding to 230332230421 its reverse (124032233032), we get a palindrome (354364463453).
The spelling of 230332230421 in words is "two hundred thirty billion, three hundred thirty-two million, two hundred thirty thousand, four hundred twenty-one".
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