Base | Representation |
---|---|
bin | 1011111111111… |
… | …11010011100001 |
3 | 21000102002011210 |
4 | 11333333103201 |
5 | 201232113244 |
6 | 13553300333 |
7 | 2331412461 |
oct | 577772341 |
9 | 230362153 |
10 | 100660449 |
11 | 5190275a |
12 | 298646a9 |
13 | 17b152c6 |
14 | d523ba1 |
15 | 8c854b9 |
hex | 5fff4e1 |
100660449 has 8 divisors (see below), whose sum is σ = 134503200. Its totient is φ = 66962336.
The previous prime is 100660447. The next prime is 100660477. The reversal of 100660449 is 944066001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 100660449 - 21 = 100660447 is a prime.
It is not an unprimeable number, because it can be changed into a prime (100660447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34524 + ... + 37325.
It is an arithmetic number, because the mean of its divisors is an integer number (16812900).
Almost surely, 2100660449 is an apocalyptic number.
It is an amenable number.
100660449 is a deficient number, since it is larger than the sum of its proper divisors (33842751).
100660449 is an equidigital number, since it uses as much as digits as its factorization.
100660449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72319.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 100660449 is about 10032.9681052020. The cubic root of 100660449 is about 465.1784862271.
The spelling of 100660449 in words is "one hundred million, six hundred sixty thousand, four hundred forty-nine".
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