Base | Representation |
---|---|
bin | 1101011001001100100… |
… | …1111011011100011100 |
3 | 210222221012201211110220 |
4 | 3112103021323130130 |
5 | 12232222120321340 |
6 | 253412451001340 |
7 | 22424100515310 |
oct | 3262311733434 |
9 | 728835654426 |
10 | 230102120220 |
11 | 89649714705 |
12 | 38718899250 |
13 | 189108bab2b |
14 | b1cbd0db40 |
15 | 5ebb020ed0 |
hex | 359327b71c |
230102120220 has 48 divisors (see below), whose sum is σ = 736326786048. Its totient is φ = 52594770240.
The previous prime is 230102120219. The next prime is 230102120221. The reversal of 230102120220 is 22021201032.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (230102120219) and next prime (230102120221).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 230102120220.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230102120221) 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, 273930676 + ... + 273931515.
It is an arithmetic number, because the mean of its divisors is an integer number (15340141376).
Almost surely, 2230102120220 is an apocalyptic number.
230102120220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230102120220 is an abundant number, since it is smaller than the sum of its proper divisors (506224665828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230102120220 is a wasteful number, since it uses less digits than its factorization.
230102120220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 547862210 (or 547862208 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 230102120220 its reverse (22021201032), we get a palindrome (252123321252).
The spelling of 230102120220 in words is "two hundred thirty billion, one hundred two million, one hundred twenty thousand, two hundred twenty".
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