Base | Representation |
---|---|
bin | 100101111000101000001 |
3 | 2100001220010 |
4 | 10233011001 |
5 | 304211114 |
6 | 42335133 |
7 | 13360161 |
oct | 4570501 |
9 | 2301803 |
10 | 1241409 |
11 | 778764 |
12 | 4ba4a9 |
13 | 346080 |
14 | 2445a1 |
15 | 197c59 |
hex | 12f141 |
1241409 has 16 divisors (see below), whose sum is σ = 1803200. Its totient is φ = 755136.
The previous prime is 1241407. The next prime is 1241413. The reversal of 1241409 is 9041421.
It is not a de Polignac number, because 1241409 - 21 = 1241407 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1241407) 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, 5307 + ... + 5535.
It is an arithmetic number, because the mean of its divisors is an integer number (112700).
21241409 is an apocalyptic number.
It is an amenable number.
1241409 is a deficient number, since it is larger than the sum of its proper divisors (561791).
1241409 is a wasteful number, since it uses less digits than its factorization.
1241409 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 384.
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 1241409 is about 1114.1853526232. The cubic root of 1241409 is about 107.4743836566.
The spelling of 1241409 in words is "one million, two hundred forty-one thousand, four hundred nine".
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