Base | Representation |
---|---|
bin | 11010110001010… |
… | …011011000111001 |
3 | 1011022010021101211 |
4 | 122301103120321 |
5 | 1404434211324 |
6 | 112322243121 |
7 | 14062363000 |
oct | 3261233071 |
9 | 1138107354 |
10 | 449132089 |
11 | 21058364a |
12 | 1064b64a1 |
13 | 72084943 |
14 | 43913c37 |
15 | 2966b294 |
hex | 1ac53639 |
449132089 has 16 divisors (see below), whose sum is σ = 551344000. Its totient is φ = 364703472.
The previous prime is 449132087. The next prime is 449132093. The reversal of 449132089 is 980231944.
It is not a de Polignac number, because 449132089 - 21 = 449132087 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (449132087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27942 + ... + 40975.
It is an arithmetic number, because the mean of its divisors is an integer number (34459000).
Almost surely, 2449132089 is an apocalyptic number.
449132089 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
449132089 is a deficient number, since it is larger than the sum of its proper divisors (102211911).
449132089 is an equidigital number, since it uses as much as digits as its factorization.
449132089 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68957 (or 68943 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 40.
The square root of 449132089 is about 21192.7367038804. The cubic root of 449132089 is about 765.8164572618.
The spelling of 449132089 in words is "four hundred forty-nine million, one hundred thirty-two thousand, eighty-nine".
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