Base | Representation |
---|---|
bin | 11111111110111101… |
… | …101001001011111101 |
3 | 10021122101011210201020 |
4 | 133332331221023331 |
5 | 1030313114442141 |
6 | 23435431334353 |
7 | 2324015050131 |
oct | 377675511375 |
9 | 107571153636 |
10 | 34342343421 |
11 | 136233a2a01 |
12 | 67a52213b9 |
13 | 3313bbb989 |
14 | 193b0353c1 |
15 | d5ee74266 |
hex | 7fef692fd |
34342343421 has 16 divisors (see below), whose sum is σ = 48204565440. Its totient is φ = 21687747840.
The previous prime is 34342343401. The next prime is 34342343449. The reversal of 34342343421 is 12434324343.
It is a happy number.
It is not a de Polignac number, because 34342343421 - 25 = 34342343389 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34342343401) 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, 707301 + ... + 754293.
It is an arithmetic number, because the mean of its divisors is an integer number (3012785340).
Almost surely, 234342343421 is an apocalyptic number.
It is an amenable number.
34342343421 is a deficient number, since it is larger than the sum of its proper divisors (13862222019).
34342343421 is a wasteful number, since it uses less digits than its factorization.
34342343421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59836.
The product of its digits is 82944, while the sum is 33.
Adding to 34342343421 its reverse (12434324343), we get a palindrome (46776667764).
The spelling of 34342343421 in words is "thirty-four billion, three hundred forty-two million, three hundred forty-three thousand, four hundred twenty-one".
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