Base | Representation |
---|---|
bin | 10110100010110… |
… | …101110010100000 |
3 | 222100201011201102 |
4 | 112202311302200 |
5 | 1233311410333 |
6 | 101310453532 |
7 | 12241630052 |
oct | 2642656240 |
9 | 870634642 |
10 | 378231968 |
11 | 184558304 |
12 | a68042a8 |
13 | 6048c4ca |
14 | 383398d2 |
15 | 23313ae8 |
hex | 168b5ca0 |
378231968 has 12 divisors (see below), whose sum is σ = 744644250. Its totient is φ = 189115968.
The previous prime is 378231967. The next prime is 378231991. The reversal of 378231968 is 869132873.
378231968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 314423824 + 63808144 = 17732^2 + 7988^2 .
It is not an unprimeable number, because it can be changed into a prime (378231967) 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 as a sum of consecutive naturals, namely, 5909843 + ... + 5909906.
Almost surely, 2378231968 is an apocalyptic number.
It is an amenable number.
378231968 is a deficient number, since it is larger than the sum of its proper divisors (366412282).
378231968 is a wasteful number, since it uses less digits than its factorization.
378231968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11819759 (or 11819751 counting only the distinct ones).
The product of its digits is 435456, while the sum is 47.
The square root of 378231968 is about 19448.1867535254. The cubic root of 378231968 is about 723.1905526803.
The spelling of 378231968 in words is "three hundred seventy-eight million, two hundred thirty-one thousand, nine hundred sixty-eight".
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