Base | Representation |
---|---|
bin | 1101011011010101011… |
… | …0000100011100001111 |
3 | 211001102012002010121210 |
4 | 3112311112010130033 |
5 | 12234410441300033 |
6 | 253545421225503 |
7 | 22444234223520 |
oct | 3266526043417 |
9 | 731365063553 |
10 | 230675728143 |
11 | 89913486843 |
12 | 38858a02293 |
13 | 189a26a59c3 |
14 | b244186847 |
15 | 6001578d63 |
hex | 35b558470f |
230675728143 has 128 divisors (see below), whose sum is σ = 405357004800. Its totient is φ = 113503223808.
The previous prime is 230675728139. The next prime is 230675728147. The reversal of 230675728143 is 341827576032.
It is an interprime number because it is at equal distance from previous prime (230675728139) and next prime (230675728147).
It is not a de Polignac number, because 230675728143 - 22 = 230675728139 is a prime.
It is a super-2 number, since 2×2306757281432 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230675728092 and 230675728101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230675728147) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 34379673 + ... + 34386381.
It is an arithmetic number, because the mean of its divisors is an integer number (3166851600).
Almost surely, 2230675728143 is an apocalyptic number.
230675728143 is a deficient number, since it is larger than the sum of its proper divisors (174681276657).
230675728143 is a wasteful number, since it uses less digits than its factorization.
230675728143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6929.
The product of its (nonzero) digits is 1693440, while the sum is 48.
The spelling of 230675728143 in words is "two hundred thirty billion, six hundred seventy-five million, seven hundred twenty-eight thousand, one hundred forty-three".
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