Base | Representation |
---|---|
bin | 11100101100100… |
… | …011000101101001 |
3 | 1020112220200200000 |
4 | 130230203011221 |
5 | 1441222040410 |
6 | 115434533213 |
7 | 14634113316 |
oct | 3454430551 |
9 | 1215820600 |
10 | 481440105 |
11 | 227840093 |
12 | 115297209 |
13 | 78987303 |
14 | 47d23d0d |
15 | 2c3eddc0 |
hex | 1cb23169 |
481440105 has 24 divisors (see below), whose sum is σ = 865405632. Its totient is φ = 256767408.
The previous prime is 481440101. The next prime is 481440151. The reversal of 481440105 is 501044184.
It is a happy number.
It is not a de Polignac number, because 481440105 - 22 = 481440101 is a prime.
It is a super-2 number, since 2×4814401052 = 463569149404822050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (481440101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196909 + ... + 199338.
It is an arithmetic number, because the mean of its divisors is an integer number (36058568).
Almost surely, 2481440105 is an apocalyptic number.
481440105 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
481440105 is a deficient number, since it is larger than the sum of its proper divisors (383965527).
481440105 is an equidigital number, since it uses as much as digits as its factorization.
481440105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396267 (or 396255 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 27.
The square root of 481440105 is about 21941.7434357437. The cubic root of 481440105 is about 783.7557770687.
Adding to 481440105 its reverse (501044184), we get a palindrome (982484289).
The spelling of 481440105 in words is "four hundred eighty-one million, four hundred forty thousand, one hundred five".
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