Base | Representation |
---|---|
bin | 10011111101010010111101 |
3 | 100211210200120 |
4 | 103331102331 |
5 | 2314404210 |
6 | 304045153 |
7 | 62320035 |
oct | 23752275 |
9 | 10753616 |
10 | 5231805 |
11 | 2a53807 |
12 | 19037b9 |
13 | 1112457 |
14 | 9a28c5 |
15 | 6d5270 |
hex | 4fd4bd |
5231805 has 32 divisors (see below), whose sum is σ = 8805888. Its totient is φ = 2649600.
The previous prime is 5231797. The next prime is 5231827. The reversal of 5231805 is 5081325.
It is not a de Polignac number, because 5231805 - 23 = 5231797 is a prime.
It is a super-3 number, since 3×52318053 (a number of 21 digits) contains 333 as substring.
It is a Curzon number.
It is a plaindrome in base 13.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28815 + ... + 28995.
It is an arithmetic number, because the mean of its divisors is an integer number (275184).
Almost surely, 25231805 is an apocalyptic number.
It is an amenable number.
5231805 is a deficient number, since it is larger than the sum of its proper divisors (3574083).
5231805 is a wasteful number, since it uses less digits than its factorization.
5231805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 277.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 5231805 is about 2287.3139268583. The cubic root of 5231805 is about 173.6003179258.
The spelling of 5231805 in words is "five million, two hundred thirty-one thousand, eight hundred five".
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