Base | Representation |
---|---|
bin | 101111111000000… |
… | …000110011000101 |
3 | 2001222101102101120 |
4 | 233320000303011 |
5 | 3121110244420 |
6 | 211411344153 |
7 | 25622123235 |
oct | 5770006305 |
9 | 2058342346 |
10 | 803212485 |
11 | 382435479 |
12 | 1a4bb2059 |
13 | ca53917a |
14 | 78963cc5 |
15 | 4a7add40 |
hex | 2fe00cc5 |
803212485 has 16 divisors (see below), whose sum is σ = 1285491264. Its totient is φ = 428262912.
The previous prime is 803212453. The next prime is 803212493. The reversal of 803212485 is 584212308.
It is not a de Polignac number, because 803212485 - 25 = 803212453 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104949 + ... + 112341.
It is an arithmetic number, because the mean of its divisors is an integer number (80343204).
Almost surely, 2803212485 is an apocalyptic number.
It is an amenable number.
803212485 is a deficient number, since it is larger than the sum of its proper divisors (482278779).
803212485 is a wasteful number, since it uses less digits than its factorization.
803212485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14644.
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 803212485 is about 28341.0035990259. The cubic root of 803212485 is about 929.5586933862.
The spelling of 803212485 in words is "eight hundred three million, two hundred twelve thousand, four hundred eighty-five".
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