Base | Representation |
---|---|
bin | 1000010011101101… |
… | …0001011000110111 |
3 | 12202102101100112222 |
4 | 2010323101120313 |
5 | 14031403131411 |
6 | 1005143232555 |
7 | 106156536260 |
oct | 20473213067 |
9 | 5672340488 |
10 | 2230130231 |
11 | a4493993a |
12 | 522a4875b |
13 | 2970509b4 |
14 | 172281967 |
15 | d0bbe4db |
hex | 84ed1637 |
2230130231 has 8 divisors (see below), whose sum is σ = 2558876544. Its totient is φ = 1903923000.
The previous prime is 2230130153. The next prime is 2230130249. The reversal of 2230130231 is 1320310322.
2230130231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2230130231 - 222 = 2225935927 is a prime.
It is a super-2 number, since 2×22301302312 = 9946961694440226722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2230130281) 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, 632885 + ... + 636398.
It is an arithmetic number, because the mean of its divisors is an integer number (319859568).
Almost surely, 22230130231 is an apocalyptic number.
2230130231 is a deficient number, since it is larger than the sum of its proper divisors (328746313).
2230130231 is a wasteful number, since it uses less digits than its factorization.
2230130231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1269541.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 2230130231 is about 47224.2546897249. The cubic root of 2230130231 is about 1306.5019882257.
Adding to 2230130231 its reverse (1320310322), we get a palindrome (3550440553).
The spelling of 2230130231 in words is "two billion, two hundred thirty million, one hundred thirty thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •