Base | Representation |
---|---|
bin | 111001011000000100… |
… | …1010101011001011011 |
3 | 102210001000111001022101 |
4 | 1302300021111121123 |
5 | 4004320331234433 |
6 | 132334234304231 |
7 | 11621236310236 |
oct | 1626011253133 |
9 | 383030431271 |
10 | 123214321243 |
11 | 482892aa262 |
12 | 1ba68288077 |
13 | b8080cb5c0 |
14 | 5d6c1bc41d |
15 | 331228207d |
hex | 1cb025565b |
123214321243 has 8 divisors (see below), whose sum is σ = 132695930528. Its totient is φ = 113733224064.
The previous prime is 123214321231. The next prime is 123214321247. The reversal of 123214321243 is 342123412321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 123214321243 - 217 = 123214190171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123214321247) 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, 477955 + ... + 689107.
It is an arithmetic number, because the mean of its divisors is an integer number (16586991316).
Almost surely, 2123214321243 is an apocalyptic number.
123214321243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
123214321243 is a deficient number, since it is larger than the sum of its proper divisors (9481609285).
123214321243 is a wasteful number, since it uses less digits than its factorization.
123214321243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256053.
The product of its digits is 6912, while the sum is 28.
Adding to 123214321243 its reverse (342123412321), we get a palindrome (465337733564).
The spelling of 123214321243 in words is "one hundred twenty-three billion, two hundred fourteen million, three hundred twenty-one thousand, two hundred forty-three".
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