Base | Representation |
---|---|
bin | 1110111111101010101 |
3 | 220222000010 |
4 | 1313331111 |
5 | 111210344 |
6 | 14310433 |
7 | 4114335 |
oct | 1677525 |
9 | 828003 |
10 | 491349 |
11 | 306181 |
12 | 1b8419 |
13 | 142851 |
14 | cb0c5 |
15 | 9a8b9 |
hex | 77f55 |
491349 has 8 divisors (see below), whose sum is σ = 683712. Its totient is φ = 313280.
The previous prime is 491341. The next prime is 491353. The reversal of 491349 is 943194.
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 491349 - 23 = 491341 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (491341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492 + ... + 3629.
It is an arithmetic number, because the mean of its divisors is an integer number (85464).
2491349 is an apocalyptic number.
It is an amenable number.
491349 is a deficient number, since it is larger than the sum of its proper divisors (192363).
491349 is a wasteful number, since it uses less digits than its factorization.
491349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7147.
The product of its digits is 3888, while the sum is 30.
The square root of 491349 is about 700.9629091471. The cubic root of 491349 is about 78.9096333582.
The spelling of 491349 in words is "four hundred ninety-one thousand, three hundred forty-nine".
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