Base | Representation |
---|---|
bin | 1101011001100100101… |
… | …1000010101101011100 |
3 | 211000012020200212222101 |
4 | 3112121023002231130 |
5 | 12232423441403140 |
6 | 253430454454444 |
7 | 22426434566323 |
oct | 3263113025534 |
9 | 730166625871 |
10 | 230203075420 |
11 | 896a06a885a |
12 | 38746664424 |
13 | 189287a7336 |
14 | b1db4ad0ba |
15 | 5ec4d1399a |
hex | 35992c2b5c |
230203075420 has 24 divisors (see below), whose sum is σ = 489545784000. Its totient is φ = 90915644352.
The previous prime is 230203075397. The next prime is 230203075433. The reversal of 230203075420 is 24570302032.
230203075420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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, 72847495 + ... + 72850654.
It is an arithmetic number, because the mean of its divisors is an integer number (20397741000).
Almost surely, 2230203075420 is an apocalyptic number.
230203075420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230203075420 is an abundant number, since it is smaller than the sum of its proper divisors (259342708580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230203075420 is a wasteful number, since it uses less digits than its factorization.
230203075420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145698237 (or 145698235 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 28.
Adding to 230203075420 its reverse (24570302032), we get a palindrome (254773377452).
The spelling of 230203075420 in words is "two hundred thirty billion, two hundred three million, seventy-five thousand, four hundred twenty".
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