Base | Representation |
---|---|
bin | 10100100001001… |
… | …001000011000011 |
3 | 212222201210201012 |
4 | 110201021003003 |
5 | 1201110412011 |
6 | 54054031135 |
7 | 11346632135 |
oct | 2441110303 |
9 | 788653635 |
10 | 344232131 |
11 | 167345771 |
12 | 973484ab |
13 | 56416a69 |
14 | 33a09055 |
15 | 20349a8b |
hex | 148490c3 |
344232131 has 4 divisors (see below), whose sum is σ = 349369992. Its totient is φ = 339094272.
The previous prime is 344232061. The next prime is 344232149. The reversal of 344232131 is 131232443.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131232443 = 2797 ⋅46919.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-344232131 is a prime.
It is a super-2 number, since 2×3442321312 = 236991520025602322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 344232097 and 344232106.
It is not an unprimeable number, because it can be changed into a prime (344232181) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2568830 + ... + 2568963.
It is an arithmetic number, because the mean of its divisors is an integer number (87342498).
Almost surely, 2344232131 is an apocalyptic number.
344232131 is a deficient number, since it is larger than the sum of its proper divisors (5137861).
344232131 is an equidigital number, since it uses as much as digits as its factorization.
344232131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5137860.
The product of its digits is 1728, while the sum is 23.
The square root of 344232131 is about 18553.4937680212. The cubic root of 344232131 is about 700.8371827048.
Adding to 344232131 its reverse (131232443), we get a palindrome (475464574).
The spelling of 344232131 in words is "three hundred forty-four million, two hundred thirty-two thousand, one hundred thirty-one".
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