Base | Representation |
---|---|
bin | 10110101010110… |
… | …111100100101011 |
3 | 222111200002111100 |
4 | 112222313210223 |
5 | 1234331231202 |
6 | 101423532443 |
7 | 12265543362 |
oct | 2652674453 |
9 | 874602440 |
10 | 380336427 |
11 | 185765429 |
12 | a745a123 |
13 | 60a48353 |
14 | 387267d9 |
15 | 235cc41c |
hex | 16ab792b |
380336427 has 72 divisors (see below), whose sum is σ = 620680320. Its totient is φ = 224040960.
The previous prime is 380336423. The next prime is 380336449. The reversal of 380336427 is 724633083.
380336427 is a `hidden beast` number, since 3 + 8 + 0 + 3 + 3 + 642 + 7 = 666.
It is not a de Polignac number, because 380336427 - 22 = 380336423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 380336391 and 380336400.
It is not an unprimeable number, because it can be changed into a prime (380336423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4273399 + ... + 4273487.
It is an arithmetic number, because the mean of its divisors is an integer number (8620560).
Almost surely, 2380336427 is an apocalyptic number.
380336427 is a deficient number, since it is larger than the sum of its proper divisors (240343893).
380336427 is a wasteful number, since it uses less digits than its factorization.
380336427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213 (or 193 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 36.
The square root of 380336427 is about 19502.2159510144. The cubic root of 380336427 is about 724.5293351004.
The spelling of 380336427 in words is "three hundred eighty million, three hundred thirty-six thousand, four hundred twenty-seven".
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