Base | Representation |
---|---|
bin | 1101011001101001001… |
… | …1010110100101101101 |
3 | 211000020120100221102210 |
4 | 3112122103112211231 |
5 | 12232443314444323 |
6 | 253432413041033 |
7 | 22430054656116 |
oct | 3263223264555 |
9 | 730216327383 |
10 | 230222031213 |
11 | 897003755a9 |
12 | 38750a86179 |
13 | 1892c6b3395 |
14 | b1ddc0520d |
15 | 5ec680a293 |
hex | 359a4d696d |
230222031213 has 16 divisors (see below), whose sum is σ = 328121329536. Its totient is φ = 143227560960.
The previous prime is 230222031211. The next prime is 230222031239. The reversal of 230222031213 is 312130222032.
It is a happy number.
It is not a de Polignac number, because 230222031213 - 21 = 230222031211 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 230222031213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230222031211) 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, 40686820 + ... + 40692477.
It is an arithmetic number, because the mean of its divisors is an integer number (20507583096).
Almost surely, 2230222031213 is an apocalyptic number.
230222031213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
230222031213 is a deficient number, since it is larger than the sum of its proper divisors (97899298323).
230222031213 is a wasteful number, since it uses less digits than its factorization.
230222031213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81379364.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 230222031213 its reverse (312130222032), we get a palindrome (542352253245).
The spelling of 230222031213 in words is "two hundred thirty billion, two hundred twenty-two million, thirty-one thousand, two hundred thirteen".
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