Base | Representation |
---|---|
bin | 1011000000011100001… |
… | …00010001100101101001 |
3 | 1100011011221002021102020 |
4 | 11200032010101211221 |
5 | 22144014414424224 |
6 | 445423423055053 |
7 | 36215656340103 |
oct | 5401604214551 |
9 | 1304157067366 |
10 | 378193123689 |
11 | 136433182477 |
12 | 61368141489 |
13 | 29881806834 |
14 | 14439d34573 |
15 | 9c87216c79 |
hex | 580e111969 |
378193123689 has 32 divisors (see below), whose sum is σ = 529036362624. Its totient is φ = 240046571520.
The previous prime is 378193123657. The next prime is 378193123723. The reversal of 378193123689 is 986321391873.
It is not a de Polignac number, because 378193123689 - 25 = 378193123657 is a prime.
It is not an unprimeable number, because it can be changed into a prime (378193123619) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6067209 + ... + 6129225.
It is an arithmetic number, because the mean of its divisors is an integer number (16532386332).
Almost surely, 2378193123689 is an apocalyptic number.
It is an amenable number.
378193123689 is a deficient number, since it is larger than the sum of its proper divisors (150843238935).
378193123689 is a wasteful number, since it uses less digits than its factorization.
378193123689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63257.
The product of its digits is 11757312, while the sum is 60.
The spelling of 378193123689 in words is "three hundred seventy-eight billion, one hundred ninety-three million, one hundred twenty-three thousand, six hundred eighty-nine".
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