Base | Representation |
---|---|
bin | 11101011001000… |
… | …000101110110101 |
3 | 1021100211212100200 |
4 | 131121000232311 |
5 | 2002213031421 |
6 | 120532431113 |
7 | 15135150156 |
oct | 3531005665 |
9 | 1240755320 |
10 | 493095861 |
11 | 233381245 |
12 | 119178499 |
13 | 7b2086cb |
14 | 496b992d |
15 | 2d452726 |
hex | 1d640bb5 |
493095861 has 6 divisors (see below), whose sum is σ = 712249590. Its totient is φ = 328730568.
The previous prime is 493095857. The next prime is 493095871. The reversal of 493095861 is 168590394.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 253000836 + 240095025 = 15906^2 + 15495^2 .
It is not a de Polignac number, because 493095861 - 22 = 493095857 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (493095821) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27394206 + ... + 27394223.
It is an arithmetic number, because the mean of its divisors is an integer number (118708265).
Almost surely, 2493095861 is an apocalyptic number.
It is an amenable number.
493095861 is a deficient number, since it is larger than the sum of its proper divisors (219153729).
493095861 is a wasteful number, since it uses less digits than its factorization.
493095861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54788435 (or 54788432 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 45.
The square root of 493095861 is about 22205.7618874021. The cubic root of 493095861 is about 790.0303684315.
The spelling of 493095861 in words is "four hundred ninety-three million, ninety-five thousand, eight hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •