Base | Representation |
---|---|
bin | 10110100101010… |
… | …000000001101111 |
3 | 222101220021022220 |
4 | 112211100001233 |
5 | 1233442114402 |
6 | 101332210423 |
7 | 12250200654 |
oct | 2645200157 |
9 | 871807286 |
10 | 378863727 |
11 | 184949a20 |
12 | a6a69a13 |
13 | 60650c28 |
14 | 38461c2b |
15 | 233dadbc |
hex | 1695006f |
378863727 has 8 divisors (see below), whose sum is σ = 551074560. Its totient is φ = 229614360.
The previous prime is 378863711. The next prime is 378863731. The reversal of 378863727 is 727368873.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 378863727 - 24 = 378863711 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 378863727.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378863707) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5740327 + ... + 5740392.
It is an arithmetic number, because the mean of its divisors is an integer number (68884320).
Almost surely, 2378863727 is an apocalyptic number.
378863727 is a deficient number, since it is larger than the sum of its proper divisors (172210833).
378863727 is a wasteful number, since it uses less digits than its factorization.
378863727 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11480733.
The product of its digits is 2370816, while the sum is 51.
The square root of 378863727 is about 19464.4220823532. The cubic root of 378863727 is about 723.5929759185.
The spelling of 378863727 in words is "three hundred seventy-eight million, eight hundred sixty-three thousand, seven hundred twenty-seven".
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