Base | Representation |
---|---|
bin | 10110110001110… |
… | …001010100010011 |
3 | 222122002000111120 |
4 | 112301301110103 |
5 | 1240312131221 |
6 | 101530413323 |
7 | 12320120505 |
oct | 2661612423 |
9 | 878060446 |
10 | 382145811 |
11 | 186790893 |
12 | a7b91243 |
13 | 6122caa8 |
14 | 38a77d75 |
15 | 238385c6 |
hex | 16c71513 |
382145811 has 8 divisors (see below), whose sum is σ = 511753680. Its totient is φ = 253650912.
The previous prime is 382145809. The next prime is 382145833. The reversal of 382145811 is 118541283.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 382145811 - 21 = 382145809 is a prime.
It is not an unprimeable number, because it can be changed into a prime (382145011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277440 + ... + 278813.
It is an arithmetic number, because the mean of its divisors is an integer number (63969210).
Almost surely, 2382145811 is an apocalyptic number.
382145811 is a deficient number, since it is larger than the sum of its proper divisors (129607869).
382145811 is a wasteful number, since it uses less digits than its factorization.
382145811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556485.
The product of its digits is 7680, while the sum is 33.
The square root of 382145811 is about 19548.5500996877. The cubic root of 382145811 is about 725.6764584505.
The spelling of 382145811 in words is "three hundred eighty-two million, one hundred forty-five thousand, eight hundred eleven".
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