Base | Representation |
---|---|
bin | 10010101100000… |
… | …100001100101101 |
3 | 210211222112222020 |
4 | 102230010030231 |
5 | 1120231311141 |
6 | 51040140353 |
7 | 10525025634 |
oct | 2254041455 |
9 | 724875866 |
10 | 313541421 |
11 | 150a93346 |
12 | 890076b9 |
13 | 4cc5c58b |
14 | 2d8da51b |
15 | 1c7d6266 |
hex | 12b0432d |
313541421 has 16 divisors (see below), whose sum is σ = 445374144. Its totient is φ = 195519744.
The previous prime is 313541407. The next prime is 313541429. The reversal of 313541421 is 124145313.
It is a happy number.
It is not a de Polignac number, because 313541421 - 26 = 313541357 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 313541391 and 313541400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313541429) 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, 10546 + ... + 27171.
It is an arithmetic number, because the mean of its divisors is an integer number (27835884).
Almost surely, 2313541421 is an apocalyptic number.
It is an amenable number.
313541421 is a deficient number, since it is larger than the sum of its proper divisors (131832723).
313541421 is a wasteful number, since it uses less digits than its factorization.
313541421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37900.
The product of its digits is 1440, while the sum is 24.
The square root of 313541421 is about 17707.1008637778. The cubic root of 313541421 is about 679.3573953765.
Adding to 313541421 its reverse (124145313), we get a palindrome (437686734).
The spelling of 313541421 in words is "three hundred thirteen million, five hundred forty-one thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •