Base | Representation |
---|---|
bin | 10110101010001… |
… | …011111101010110 |
3 | 222111100000102212 |
4 | 112222023331112 |
5 | 1234310022112 |
6 | 101420033422 |
7 | 12264200504 |
oct | 2652137526 |
9 | 874300385 |
10 | 380157782 |
11 | 185653194 |
12 | a7392872 |
13 | 609b4c44 |
14 | 386bb674 |
15 | 23594522 |
hex | 16a8bf56 |
380157782 has 4 divisors (see below), whose sum is σ = 570236676. Its totient is φ = 190078890.
The previous prime is 380157779. The next prime is 380157787. The reversal of 380157782 is 287751083.
380157782 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380157787) 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 as a sum of consecutive naturals, namely, 95039444 + ... + 95039447.
It is an arithmetic number, because the mean of its divisors is an integer number (142559169).
Almost surely, 2380157782 is an apocalyptic number.
380157782 is a deficient number, since it is larger than the sum of its proper divisors (190078894).
380157782 is a wasteful number, since it uses less digits than its factorization.
380157782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190078893.
The product of its (nonzero) digits is 94080, while the sum is 41.
The square root of 380157782 is about 19497.6352925169. The cubic root of 380157782 is about 724.4158795697.
The spelling of 380157782 in words is "three hundred eighty million, one hundred fifty-seven thousand, seven hundred eighty-two".
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