Base | Representation |
---|---|
bin | 11010100001111… |
… | …011010001000001 |
3 | 1011000112110221201 |
4 | 122201323101001 |
5 | 1402421213441 |
6 | 112100021201 |
7 | 14013203623 |
oct | 3241732101 |
9 | 1130473851 |
10 | 445101121 |
11 | 209280073 |
12 | 105091801 |
13 | 712a2c5a |
14 | 43184c13 |
15 | 29121c31 |
hex | 1a87b441 |
445101121 has 4 divisors (see below), whose sum is σ = 445777200. Its totient is φ = 444425044.
The previous prime is 445101113. The next prime is 445101143. The reversal of 445101121 is 121101544.
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 445101121 - 23 = 445101113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (445101101) 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 3 ways as a sum of consecutive naturals, for example, 337051 + ... + 338368.
It is an arithmetic number, because the mean of its divisors is an integer number (111444300).
Almost surely, 2445101121 is an apocalyptic number.
It is an amenable number.
445101121 is a deficient number, since it is larger than the sum of its proper divisors (676079).
445101121 is an equidigital number, since it uses as much as digits as its factorization.
445101121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 676078.
The product of its (nonzero) digits is 160, while the sum is 19.
The square root of 445101121 is about 21097.4197711474. The cubic root of 445101121 is about 763.5184969130.
Adding to 445101121 its reverse (121101544), we get a palindrome (566202665).
The spelling of 445101121 in words is "four hundred forty-five million, one hundred one thousand, one hundred twenty-one".
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