Base | Representation |
---|---|
bin | 11100111010010… |
… | …001111101110100 |
3 | 1020210200120210000 |
4 | 130322101331310 |
5 | 1443132234423 |
6 | 120044031300 |
7 | 15006525516 |
oct | 3472217564 |
9 | 1223616700 |
10 | 485039988 |
11 | 2298797a4 |
12 | 116532530 |
13 | 79647a14 |
14 | 485bdbb6 |
15 | 2c8b0843 |
hex | 1ce91f74 |
485039988 has 120 divisors (see below), whose sum is σ = 1356772032. Its totient is φ = 150564096.
The previous prime is 485039987. The next prime is 485040011. The reversal of 485039988 is 889930584.
It is a happy number.
485039988 is a `hidden beast` number, since 48 + 503 + 9 + 98 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (485039983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 588945 + ... + 589767.
Almost surely, 2485039988 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 485039988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678386016).
485039988 is an abundant number, since it is smaller than the sum of its proper divisors (871732044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485039988 is a wasteful number, since it uses less digits than its factorization.
485039988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 963 (or 952 counting only the distinct ones).
The product of its (nonzero) digits is 2488320, while the sum is 54.
The square root of 485039988 is about 22023.6234076048. The cubic root of 485039988 is about 785.7043932387.
The spelling of 485039988 in words is "four hundred eighty-five million, thirty-nine thousand, nine hundred eighty-eight".
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