Base | Representation |
---|---|
bin | 10010101011100… |
… | …111100011111001 |
3 | 210211202121001210 |
4 | 102223213203321 |
5 | 1120214032441 |
6 | 51033433333 |
7 | 10524026643 |
oct | 2253474371 |
9 | 724677053 |
10 | 313424121 |
11 | 150a131aa |
12 | 88b6b849 |
13 | 4cc1b07a |
14 | 2d8a9893 |
15 | 1c7b1616 |
hex | 12ae78f9 |
313424121 has 16 divisors (see below), whose sum is σ = 444446784. Its totient is φ = 195784704.
The previous prime is 313424117. The next prime is 313424143. The reversal of 313424121 is 121424313.
It is not a de Polignac number, because 313424121 - 22 = 313424117 is a prime.
It is not an unprimeable number, because it can be changed into a prime (313424101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1960 + ... + 25113.
It is an arithmetic number, because the mean of its divisors is an integer number (27777924).
Almost surely, 2313424121 is an apocalyptic number.
It is an amenable number.
313424121 is a deficient number, since it is larger than the sum of its proper divisors (131022663).
313424121 is a wasteful number, since it uses less digits than its factorization.
313424121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27320.
The product of its digits is 576, while the sum is 21.
The square root of 313424121 is about 17703.7883234069. The cubic root of 313424121 is about 679.2726659418.
Adding to 313424121 its reverse (121424313), we get a palindrome (434848434).
The spelling of 313424121 in words is "three hundred thirteen million, four hundred twenty-four thousand, one hundred twenty-one".
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