Base | Representation |
---|---|
bin | 11111110111011000… |
… | …010110000110110111 |
3 | 10021022111210110102211 |
4 | 133313120112012313 |
5 | 1030033033003211 |
6 | 23415044514251 |
7 | 2320611524164 |
oct | 376730260667 |
9 | 107274713384 |
10 | 34215125431 |
11 | 13568601173 |
12 | 676a6ab987 |
13 | 32c3738566 |
14 | 192819b06b |
15 | d53be4e21 |
hex | 7f76161b7 |
34215125431 has 4 divisors (see below), whose sum is σ = 34237301392. Its totient is φ = 34192949472.
The previous prime is 34215125411. The next prime is 34215125443. The reversal of 34215125431 is 13452151243.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 34215125431 - 227 = 34080907703 is a prime.
It is a super-2 number, since 2×342151254312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 34215125393 and 34215125402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34215125411) 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, 11085666 + ... + 11088751.
It is an arithmetic number, because the mean of its divisors is an integer number (8559325348).
Almost surely, 234215125431 is an apocalyptic number.
34215125431 is a deficient number, since it is larger than the sum of its proper divisors (22175961).
34215125431 is a wasteful number, since it uses less digits than its factorization.
34215125431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22175960.
The product of its digits is 14400, while the sum is 31.
Adding to 34215125431 its reverse (13452151243), we get a palindrome (47667276674).
The spelling of 34215125431 in words is "thirty-four billion, two hundred fifteen million, one hundred twenty-five thousand, four hundred thirty-one".
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