Base | Representation |
---|---|
bin | 10111100000010… |
… | …000011111011111 |
3 | 1000111000010222121 |
4 | 113200100133133 |
5 | 1301422112002 |
6 | 103043523411 |
7 | 12525524230 |
oct | 2740203737 |
9 | 1014003877 |
10 | 394332127 |
11 | 192654622 |
12 | b0089567 |
13 | 63908827 |
14 | 3a52b087 |
15 | 24944237 |
hex | 178107df |
394332127 has 4 divisors (see below), whose sum is σ = 450665296. Its totient is φ = 337998960.
The previous prime is 394332089. The next prime is 394332143. The reversal of 394332127 is 721233493.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 721233493 = 67 ⋅10764679.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-394332127 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 394332092 and 394332101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (394332157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28166574 + ... + 28166587.
It is an arithmetic number, because the mean of its divisors is an integer number (112666324).
Almost surely, 2394332127 is an apocalyptic number.
394332127 is a deficient number, since it is larger than the sum of its proper divisors (56333169).
394332127 is an equidigital number, since it uses as much as digits as its factorization.
394332127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56333168.
The product of its digits is 27216, while the sum is 34.
The square root of 394332127 is about 19857.7976372004. The cubic root of 394332127 is about 733.3096279986.
The spelling of 394332127 in words is "three hundred ninety-four million, three hundred thirty-two thousand, one hundred twenty-seven".
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