Base | Representation |
---|---|
bin | 101111111100011… |
… | …101000101110011 |
3 | 2002001120120201210 |
4 | 233330131011303 |
5 | 3121410030242 |
6 | 211452331203 |
7 | 25635043203 |
oct | 5774350563 |
9 | 2061516653 |
10 | 804376947 |
11 | 383060340 |
12 | 1a5473b03 |
13 | ca8561ba |
14 | 78b88403 |
15 | 4a93dd9c |
hex | 2ff1d173 |
804376947 has 32 divisors (see below), whose sum is σ = 1247270400. Its totient is φ = 455697920.
The previous prime is 804376901. The next prime is 804376957. The reversal of 804376947 is 749673408.
It is a happy number.
It is not a de Polignac number, because 804376947 - 27 = 804376819 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 804376896 and 804376905.
It is not an unprimeable number, because it can be changed into a prime (804376957) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78778 + ... + 88400.
It is an arithmetic number, because the mean of its divisors is an integer number (38977200).
Almost surely, 2804376947 is an apocalyptic number.
804376947 is a deficient number, since it is larger than the sum of its proper divisors (442893453).
804376947 is a wasteful number, since it uses less digits than its factorization.
804376947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9803.
The product of its (nonzero) digits is 1016064, while the sum is 48.
The square root of 804376947 is about 28361.5399264567. The cubic root of 804376947 is about 930.0076875304.
The spelling of 804376947 in words is "eight hundred four million, three hundred seventy-six thousand, nine hundred forty-seven".
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