Base | Representation |
---|---|
bin | 10110110100001… |
… | …110100101010011 |
3 | 222200021202010100 |
4 | 112310032211103 |
5 | 1240443234341 |
6 | 101552303443 |
7 | 12325442514 |
oct | 2664164523 |
9 | 880252110 |
10 | 382789971 |
11 | 187090853 |
12 | a8241b83 |
13 | 613c7055 |
14 | 38ba4a0b |
15 | 239143b6 |
hex | 16d0e953 |
382789971 has 6 divisors (see below), whose sum is σ = 552918860. Its totient is φ = 255193308.
The previous prime is 382789963. The next prime is 382789987. The reversal of 382789971 is 179987283.
It is not a de Polignac number, because 382789971 - 23 = 382789963 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (382689971) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21266101 + ... + 21266118.
Almost surely, 2382789971 is an apocalyptic number.
382789971 is a deficient number, since it is larger than the sum of its proper divisors (170128889).
382789971 is a wasteful number, since it uses less digits than its factorization.
382789971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42532225 (or 42532222 counting only the distinct ones).
The product of its digits is 1524096, while the sum is 54.
The square root of 382789971 is about 19565.0190646470. The cubic root of 382789971 is about 726.0839724831.
The spelling of 382789971 in words is "three hundred eighty-two million, seven hundred eighty-nine thousand, nine hundred seventy-one".
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