Base | Representation |
---|---|
bin | 10100100001111… |
… | …001011000101001 |
3 | 220000002212022011 |
4 | 110201321120221 |
5 | 1201133230441 |
6 | 54102155521 |
7 | 11351415310 |
oct | 2441713051 |
9 | 800085264 |
10 | 344430121 |
11 | 1674704a2 |
12 | 97422ba1 |
13 | 56485c09 |
14 | 33a5b277 |
15 | 20388581 |
hex | 14879629 |
344430121 has 4 divisors (see below), whose sum is σ = 393634432. Its totient is φ = 295225812.
The previous prime is 344430113. The next prime is 344430127. The reversal of 344430121 is 121034443.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121034443 = 307 ⋅394249.
It is not a de Polignac number, because 344430121 - 23 = 344430113 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 344430092 and 344430101.
It is not an unprimeable number, because it can be changed into a prime (344430127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24602145 + ... + 24602158.
It is an arithmetic number, because the mean of its divisors is an integer number (98408608).
Almost surely, 2344430121 is an apocalyptic number.
It is an amenable number.
344430121 is a deficient number, since it is larger than the sum of its proper divisors (49204311).
344430121 is an equidigital number, since it uses as much as digits as its factorization.
344430121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49204310.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 344430121 is about 18558.8286537702. The cubic root of 344430121 is about 700.9715224393.
Adding to 344430121 its reverse (121034443), we get a palindrome (465464564).
The spelling of 344430121 in words is "three hundred forty-four million, four hundred thirty thousand, one hundred twenty-one".
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