Base | Representation |
---|---|
bin | 10110110100101… |
… | …001011100100101 |
3 | 222200111100001200 |
4 | 112310221130211 |
5 | 1241010300010 |
6 | 101554513113 |
7 | 12326411355 |
oct | 2664513445 |
9 | 880440050 |
10 | 382900005 |
11 | 187156494 |
12 | a8295799 |
13 | 61435167 |
14 | 38bd2b65 |
15 | 23936cc0 |
hex | 16d29725 |
382900005 has 18 divisors (see below), whose sum is σ = 663920946. Its totient is φ = 204143328.
The previous prime is 382899991. The next prime is 382900009. The reversal of 382900005 is 500009283.
It can be written as a sum of positive squares in 3 ways, for example, as 294671556 + 88228449 = 17166^2 + 9393^2 .
It is not a de Polignac number, because 382900005 - 25 = 382899973 is a prime.
It is a super-2 number, since 2×3829000052 = 293224827658000050, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (382900009) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 129807 + ... + 132723.
It is an arithmetic number, because the mean of its divisors is an integer number (36884497).
Almost surely, 2382900005 is an apocalyptic number.
It is an amenable number.
382900005 is a deficient number, since it is larger than the sum of its proper divisors (281020941).
382900005 is an frugal number, since it uses more digits than its factorization.
382900005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5845 (or 2925 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 382900005 is about 19567.8308711007. The cubic root of 382900005 is about 726.1535374107.
Adding to 382900005 its reverse (500009283), we get a palindrome (882909288).
The spelling of 382900005 in words is "three hundred eighty-two million, nine hundred thousand, five".
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