Base | Representation |
---|---|
bin | 11000011001110… |
… | …110100000011111 |
3 | 1001112102012102211 |
4 | 120121312200133 |
5 | 1314303230142 |
6 | 104343301251 |
7 | 13101045415 |
oct | 3031664037 |
9 | 1045365384 |
10 | 409430047 |
11 | 1a0126944 |
12 | b514a827 |
13 | 66a93900 |
14 | 3c53b2b5 |
15 | 25e27917 |
hex | 1867681f |
409430047 has 24 divisors (see below), whose sum is σ = 458899584. Its totient is φ = 364893984.
The previous prime is 409430039. The next prime is 409430053. The reversal of 409430047 is 740034904.
It is not a de Polignac number, because 409430047 - 23 = 409430039 is a prime.
It is a hoax number, since the sum of its digits (31) 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 (409430017) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 748228 + ... + 748774.
It is an arithmetic number, because the mean of its divisors is an integer number (19120816).
Almost surely, 2409430047 is an apocalyptic number.
409430047 is a deficient number, since it is larger than the sum of its proper divisors (49469537).
409430047 is a wasteful number, since it uses less digits than its factorization.
409430047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 719 (or 706 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 409430047 is about 20234.3778505789. The cubic root of 409430047 is about 742.5514840712.
The spelling of 409430047 in words is "four hundred nine million, four hundred thirty thousand, forty-seven".
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