Base | Representation |
---|---|
bin | 1101011010111111000… |
… | …0011111110000111111 |
3 | 211001011122200212111201 |
4 | 3112233300133300333 |
5 | 12234212442230021 |
6 | 253532232200331 |
7 | 22442015412013 |
oct | 3265760376077 |
9 | 731148625451 |
10 | 230581992511 |
11 | 89875583882 |
12 | 388315390a7 |
13 | 18989146630 |
14 | b235946543 |
15 | 5ee8210591 |
hex | 35afc1fc3f |
230581992511 has 8 divisors (see below), whose sum is σ = 248331726720. Its totient is φ = 212834066592.
The previous prime is 230581992503. The next prime is 230581992547. The reversal of 230581992511 is 115299185032.
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 230581992511 - 23 = 230581992503 is a prime.
It is a super-3 number, since 3×2305819925113 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230581992911) 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, 181216 + ... + 702853.
It is an arithmetic number, because the mean of its divisors is an integer number (31041465840).
Almost surely, 2230581992511 is an apocalyptic number.
230581992511 is a deficient number, since it is larger than the sum of its proper divisors (17749734209).
230581992511 is a wasteful number, since it uses less digits than its factorization.
230581992511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 904145.
The product of its (nonzero) digits is 194400, while the sum is 46.
The spelling of 230581992511 in words is "two hundred thirty billion, five hundred eighty-one million, nine hundred ninety-two thousand, five hundred eleven".
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