Base | Representation |
---|---|
bin | 11100111011011… |
… | …111111010110001 |
3 | 1020211021210202200 |
4 | 130323133322301 |
5 | 1443222444111 |
6 | 120054533413 |
7 | 15012325431 |
oct | 3473377261 |
9 | 1224253680 |
10 | 485359281 |
11 | 229a77680 |
12 | 116667269 |
13 | 7972a154 |
14 | 486642c1 |
15 | 2c925256 |
hex | 1cedfeb1 |
485359281 has 48 divisors (see below), whose sum is σ = 795045888. Its totient is φ = 282664800.
The previous prime is 485359279. The next prime is 485359327. The reversal of 485359281 is 182953584.
485359281 is a `hidden beast` number, since 4 + 8 + 53 + 592 + 8 + 1 = 666.
It is not a de Polignac number, because 485359281 - 21 = 485359279 is a prime.
It is a super-2 number, since 2×4853592812 = 471147263305673922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (485359201) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 512050 + ... + 512996.
It is an arithmetic number, because the mean of its divisors is an integer number (16563456).
Almost surely, 2485359281 is an apocalyptic number.
It is an amenable number.
485359281 is a deficient number, since it is larger than the sum of its proper divisors (309686607).
485359281 is a wasteful number, since it uses less digits than its factorization.
485359281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1162 (or 1159 counting only the distinct ones).
The product of its digits is 345600, while the sum is 45.
The square root of 485359281 is about 22030.8710903586. The cubic root of 485359281 is about 785.8767603915.
The spelling of 485359281 in words is "four hundred eighty-five million, three hundred fifty-nine thousand, two hundred eighty-one".
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