Base | Representation |
---|---|
bin | 110100010101111001101001… |
… | …001101101011001011110000 |
3 | 1010012002020021022022112201221 |
4 | 310111321221031223023300 |
5 | 220133123102103322230 |
6 | 2133333554155034424 |
7 | 66326435256152266 |
oct | 6425715115531360 |
9 | 1105066238275657 |
10 | 230203422323440 |
11 | 673937a5568885 |
12 | 2199ab7043ba14 |
13 | 9b5b121a5ac47 |
14 | 40bbc957d0436 |
15 | 1b931bc9a427a |
hex | d15e6936b2f0 |
230203422323440 has 20 divisors (see below), whose sum is σ = 535222956902184. Its totient is φ = 92081368929344.
The previous prime is 230203422323419. The next prime is 230203422323447. The reversal of 230203422323440 is 44323224302032.
It is a tau number, because it is divible by the number of its divisors (20).
It is a junction number, because it is equal to n+sod(n) for n = 230203422323396 and 230203422323405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230203422323447) 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, 1438771389442 + ... + 1438771389601.
Almost surely, 2230203422323440 is an apocalyptic number.
230203422323440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230203422323440 is an abundant number, since it is smaller than the sum of its proper divisors (305019534578744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230203422323440 is a wasteful number, since it uses less digits than its factorization.
230203422323440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2877542779056 (or 2877542779050 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 34.
Adding to 230203422323440 its reverse (44323224302032), we get a palindrome (274526646625472).
The spelling of 230203422323440 in words is "two hundred thirty trillion, two hundred three billion, four hundred twenty-two million, three hundred twenty-three thousand, four hundred forty".
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