Base | Representation |
---|---|
bin | 10100001101110011110… |
… | …010101001011011100001 |
3 | 11220210210221001101022201 |
4 | 110031303302221123201 |
5 | 140230104033441340 |
6 | 2542110355333201 |
7 | 202240044313264 |
oct | 24156362513341 |
9 | 4823727041281 |
10 | 1389217093345 |
11 | 496188917994 |
12 | 1a52a5bb1201 |
13 | a100596cc33 |
14 | 4b34a4cacdb |
15 | 2620b6a479a |
hex | 14373ca96e1 |
1389217093345 has 8 divisors (see below), whose sum is σ = 1667440192320. Its totient is φ = 1111120554480.
The previous prime is 1389217093289. The next prime is 1389217093391. The reversal of 1389217093345 is 5433907129831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1389217093345 - 219 = 1389216569057 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31615875 + ... + 31659784.
It is an arithmetic number, because the mean of its divisors is an integer number (208430024040).
Almost surely, 21389217093345 is an apocalyptic number.
It is an amenable number.
1389217093345 is a deficient number, since it is larger than the sum of its proper divisors (278223098975).
1389217093345 is an equidigital number, since it uses as much as digits as its factorization.
1389217093345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63280055.
The product of its (nonzero) digits is 4898880, while the sum is 55.
The spelling of 1389217093345 in words is "one trillion, three hundred eighty-nine billion, two hundred seventeen million, ninety-three thousand, three hundred forty-five".
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