Base | Representation |
---|---|
bin | 1101011001100101001… |
… | …0111011001111111101 |
3 | 211000012101120212210212 |
4 | 3112121102323033331 |
5 | 12232430004021023 |
6 | 253431011042205 |
7 | 22426461264350 |
oct | 3263122731775 |
9 | 730171525725 |
10 | 230205142013 |
11 | 896a188a490 |
12 | 387472a0365 |
13 | 1892904bb82 |
14 | b1db88a297 |
15 | 5ec50c0e78 |
hex | 35994bb3fd |
230205142013 has 16 divisors (see below), whose sum is σ = 296267366400. Its totient is φ = 173594156400.
The previous prime is 230205142003. The next prime is 230205142049. The reversal of 230205142013 is 310241502032.
It is not a de Polignac number, because 230205142013 - 26 = 230205141949 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 230205142013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230205142003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48218213 + ... + 48222986.
It is an arithmetic number, because the mean of its divisors is an integer number (18516710400).
Almost surely, 2230205142013 is an apocalyptic number.
It is an amenable number.
230205142013 is a deficient number, since it is larger than the sum of its proper divisors (66062224387).
230205142013 is a wasteful number, since it uses less digits than its factorization.
230205142013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96441248.
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 230205142013 its reverse (310241502032), we get a palindrome (540446644045).
The spelling of 230205142013 in words is "two hundred thirty billion, two hundred five million, one hundred forty-two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •