Base | Representation |
---|---|
bin | 11100111101111… |
… | …011011011001110 |
3 | 1020212111011111200 |
4 | 130331323123032 |
5 | 1443403334423 |
6 | 120120330330 |
7 | 15020620440 |
oct | 3475733316 |
9 | 1225434450 |
10 | 485996238 |
11 | 22a372192 |
12 | 1169139a6 |
13 | 798c1050 |
14 | 4878c490 |
15 | 2c9edd43 |
hex | 1cf7b6ce |
485996238 has 192 divisors, whose sum is σ = 1419005952. Its totient is φ = 116536320.
The previous prime is 485996237. The next prime is 485996243. The reversal of 485996238 is 832699584.
485996238 is a `hidden beast` number, since 4 + 8 + 5 + 9 + 9 + 623 + 8 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (485996237) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 862945 + ... + 863507.
It is an arithmetic number, because the mean of its divisors is an integer number (7390656).
Almost surely, 2485996238 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 485996238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709502976).
485996238 is an abundant number, since it is smaller than the sum of its proper divisors (933009714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485996238 is a wasteful number, since it uses less digits than its factorization.
485996238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 639 (or 636 counting only the distinct ones).
The product of its digits is 3732480, while the sum is 54.
The square root of 485996238 is about 22045.3223609908. The cubic root of 485996238 is about 786.2203896095.
The spelling of 485996238 in words is "four hundred eighty-five million, nine hundred ninety-six thousand, two hundred thirty-eight".
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