Base | Representation |
---|---|
bin | 1000011111011… |
… | …10111001110101 |
3 | 11222001000111111 |
4 | 10033232321311 |
5 | 121213430031 |
6 | 11022435021 |
7 | 1523320540 |
oct | 417567165 |
9 | 158030444 |
10 | 71233141 |
11 | 37233571 |
12 | 1ba32a71 |
13 | 119b0bb5 |
14 | 9663857 |
15 | 63c11b1 |
hex | 43eee75 |
71233141 has 4 divisors (see below), whose sum is σ = 81409312. Its totient is φ = 61056972.
The previous prime is 71233121. The next prime is 71233171. The reversal of 71233141 is 14133217.
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.
It is a cyclic number.
It is not a de Polignac number, because 71233141 - 211 = 71231093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71233121) 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 3 ways as a sum of consecutive naturals, for example, 5088075 + ... + 5088088.
It is an arithmetic number, because the mean of its divisors is an integer number (20352328).
Almost surely, 271233141 is an apocalyptic number.
It is an amenable number.
71233141 is a deficient number, since it is larger than the sum of its proper divisors (10176171).
71233141 is a wasteful number, since it uses less digits than its factorization.
71233141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10176170.
The product of its digits is 504, while the sum is 22.
The square root of 71233141 is about 8439.9728080131. The cubic root of 71233141 is about 414.5345165543.
Adding to 71233141 its reverse (14133217), we get a palindrome (85366358).
The spelling of 71233141 in words is "seventy-one million, two hundred thirty-three thousand, one hundred forty-one".
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