Base | Representation |
---|---|
bin | 1000100000010… |
… | …00100001010111 |
3 | 11222020100102210 |
4 | 10100020201113 |
5 | 121230304241 |
6 | 11025004503 |
7 | 1524235500 |
oct | 420104127 |
9 | 158210383 |
10 | 71338071 |
11 | 372a5392 |
12 | 1ba83733 |
13 | 11a1989c |
14 | 968dba7 |
15 | 63e2316 |
hex | 4408857 |
71338071 has 24 divisors (see below), whose sum is σ = 111423600. Its totient is φ = 40478592.
The previous prime is 71338063. The next prime is 71338081. The reversal of 71338071 is 17083317.
It is not a de Polignac number, because 71338071 - 23 = 71338063 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71338051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20275 + ... + 23531.
It is an arithmetic number, because the mean of its divisors is an integer number (4642650).
Almost surely, 271338071 is an apocalyptic number.
71338071 is a deficient number, since it is larger than the sum of its proper divisors (40085529).
71338071 is a wasteful number, since it uses less digits than its factorization.
71338071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3423 (or 3416 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 30.
The square root of 71338071 is about 8446.1867727395. The cubic root of 71338071 is about 414.7379600913.
The spelling of 71338071 in words is "seventy-one million, three hundred thirty-eight thousand, seventy-one".
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