Base | Representation |
---|---|
bin | 11010100001100… |
… | …101110010000101 |
3 | 1011000101000020121 |
4 | 122201211302011 |
5 | 1402410410000 |
6 | 112054101541 |
7 | 14012356234 |
oct | 3241456205 |
9 | 1130330217 |
10 | 445013125 |
11 | 20921aa47 |
12 | 10504a8b1 |
13 | 71271b9b |
14 | 43160b1b |
15 | 29105b1a |
hex | 1a865c85 |
445013125 has 10 divisors (see below), whose sum is σ = 556089182. Its totient is φ = 356010000.
The previous prime is 445013123. The next prime is 445013141. The reversal of 445013125 is 521310544.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 64529089 + 380484036 = 8033^2 + 19506^2 .
It is not a de Polignac number, because 445013125 - 21 = 445013123 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 445013125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (445013123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 355386 + ... + 356635.
Almost surely, 2445013125 is an apocalyptic number.
It is an amenable number.
445013125 is a deficient number, since it is larger than the sum of its proper divisors (111076057).
445013125 is an frugal number, since it uses more digits than its factorization.
445013125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 712041 (or 712026 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 445013125 is about 21095.3341997703. The cubic root of 445013125 is about 763.4681780090.
Adding to 445013125 its reverse (521310544), we get a palindrome (966323669).
The spelling of 445013125 in words is "four hundred forty-five million, thirteen thousand, one hundred twenty-five".
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