Base | Representation |
---|---|
bin | 11100101100100… |
… | …101100001111101 |
3 | 1020112221012101112 |
4 | 130230211201331 |
5 | 1441222400414 |
6 | 115435051405 |
7 | 14634154430 |
oct | 3454454175 |
9 | 1215835345 |
10 | 481450109 |
11 | 227847658 |
12 | 1152a0b65 |
13 | 7898ba2a |
14 | 47d27817 |
15 | 2c401d3e |
hex | 1cb2587d |
481450109 has 4 divisors (see below), whose sum is σ = 550228704. Its totient is φ = 412671516.
The previous prime is 481450033. The next prime is 481450159. The reversal of 481450109 is 901054184.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 481450109 - 224 = 464672893 is a prime.
It is a super-2 number, since 2×4814501092 = 463588414912223762, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (481450159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34389287 + ... + 34389300.
It is an arithmetic number, because the mean of its divisors is an integer number (137557176).
Almost surely, 2481450109 is an apocalyptic number.
It is an amenable number.
481450109 is a deficient number, since it is larger than the sum of its proper divisors (68778595).
481450109 is an equidigital number, since it uses as much as digits as its factorization.
481450109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68778594.
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 481450109 is about 21941.9714018590. The cubic root of 481450109 is about 783.7612056696.
The spelling of 481450109 in words is "four hundred eighty-one million, four hundred fifty thousand, one hundred nine".
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