Base | Representation |
---|---|
bin | 101101100100000010001 |
3 | 2210212000122 |
4 | 11230200101 |
5 | 340234014 |
6 | 52000025 |
7 | 15455540 |
oct | 5544021 |
9 | 2725018 |
10 | 1493009 |
11 | 92a7a1 |
12 | 600015 |
13 | 40374b |
14 | 2ac157 |
15 | 1e758e |
hex | 16c811 |
1493009 has 4 divisors (see below), whose sum is σ = 1706304. Its totient is φ = 1279716.
The previous prime is 1492993. The next prime is 1493027. The reversal of 1493009 is 9003941.
It is a happy number.
1493009 is nontrivially palindromic in base 6.
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, and also an emirpimes, since its reverse is a distinct semiprime: 9003941 = 2671 ⋅3371.
It is a cyclic number.
It is not a de Polignac number, because 1493009 - 24 = 1492993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1493099) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106637 + ... + 106650.
It is an arithmetic number, because the mean of its divisors is an integer number (426576).
21493009 is an apocalyptic number.
It is an amenable number.
1493009 is a deficient number, since it is larger than the sum of its proper divisors (213295).
1493009 is an equidigital number, since it uses as much as digits as its factorization.
1493009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213294.
The product of its (nonzero) digits is 972, while the sum is 26.
The square root of 1493009 is about 1221.8874743609. The cubic root of 1493009 is about 114.2933095399.
The spelling of 1493009 in words is "one million, four hundred ninety-three thousand, nine".
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