Base | Representation |
---|---|
bin | 11101011101001… |
… | …100000100110001 |
3 | 1021102220111110120 |
4 | 131131030010301 |
5 | 2003003102042 |
6 | 121012120453 |
7 | 15150360534 |
oct | 3535140461 |
9 | 1242814416 |
10 | 494190897 |
11 | 233a59a32 |
12 | 119606129 |
13 | 7b4ccc65 |
14 | 498c2a1b |
15 | 2d5bbdec |
hex | 1d74c131 |
494190897 has 8 divisors (see below), whose sum is σ = 662603040. Its totient is φ = 327619680.
The previous prime is 494190887. The next prime is 494190911. The reversal of 494190897 is 798091494.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 494190897 - 216 = 494125361 is a prime.
It is not an unprimeable number, because it can be changed into a prime (494190877) 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, 459604 + ... + 460677.
It is an arithmetic number, because the mean of its divisors is an integer number (82825380).
Almost surely, 2494190897 is an apocalyptic number.
It is an amenable number.
494190897 is a deficient number, since it is larger than the sum of its proper divisors (168412143).
494190897 is a wasteful number, since it uses less digits than its factorization.
494190897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 920463.
The product of its (nonzero) digits is 653184, while the sum is 51.
The square root of 494190897 is about 22230.4047871378. The cubic root of 494190897 is about 790.6147524947.
The spelling of 494190897 in words is "four hundred ninety-four million, one hundred ninety thousand, eight hundred ninety-seven".
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