Base | Representation |
---|---|
bin | 101111111100100… |
… | …001101000011000 |
3 | 2002001121112020120 |
4 | 233330201220120 |
5 | 3121411124134 |
6 | 211452553240 |
7 | 25635151341 |
oct | 5774415030 |
9 | 2061545216 |
10 | 804395544 |
11 | 383073307 |
12 | 1a5482820 |
13 | ca8617c4 |
14 | 78b910c8 |
15 | 4a944649 |
hex | 2ff21a18 |
804395544 has 32 divisors (see below), whose sum is σ = 2026347840. Its totient is φ = 266084000.
The previous prime is 804395519. The next prime is 804395549. The reversal of 804395544 is 445593408.
804395544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 804395496 and 804395505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (804395549) 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, 124782 + ... + 131069.
It is an arithmetic number, because the mean of its divisors is an integer number (63323370).
Almost surely, 2804395544 is an apocalyptic number.
It is an amenable number.
804395544 is an abundant number, since it is smaller than the sum of its proper divisors (1221952296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
804395544 is a wasteful number, since it uses less digits than its factorization.
804395544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255991 (or 255987 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 42.
The square root of 804395544 is about 28361.8677805253. The cubic root of 804395544 is about 930.0148546592.
The spelling of 804395544 in words is "eight hundred four million, three hundred ninety-five thousand, five hundred forty-four".
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