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382834639 = 11179194431
BaseRepresentation
bin10110110100011…
…001011111001111
3222200101000101201
4112310121133033
51241001202024
6101553250331
712326016655
oct2664313717
9880330351
10382834639
11187111370
12a82639a7
1361411495
1438bb6dd5
1523922744
hex16d197cf

382834639 has 8 divisors (see below), whose sum is σ = 419973120. Its totient is φ = 346085400.

The previous prime is 382834637. The next prime is 382834649. The reversal of 382834639 is 936438283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 382834639 - 21 = 382834637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382834637) 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, 95247 + ... + 99184.

It is an arithmetic number, because the mean of its divisors is an integer number (52496640).

Almost surely, 2382834639 is an apocalyptic number.

382834639 is a deficient number, since it is larger than the sum of its proper divisors (37138481).

382834639 is a wasteful number, since it uses less digits than its factorization.

382834639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194621.

The product of its digits is 746496, while the sum is 46.

The square root of 382834639 is about 19566.1605584744. The cubic root of 382834639 is about 726.1122137815.

The spelling of 382834639 in words is "three hundred eighty-two million, eight hundred thirty-four thousand, six hundred thirty-nine".

Divisors: 1 11 179 1969 194431 2138741 34803149 382834639