Base | Representation |
---|---|
bin | 100001001101010001… |
… | …1110001100110011001 |
3 | 20211001220010200202212 |
4 | 1002122203301212121 |
5 | 2132022002434301 |
6 | 52432135204505 |
7 | 5103122432651 |
oct | 1023243614631 |
9 | 224056120685 |
10 | 71312546201 |
11 | 282750894a6 |
12 | 119a2516735 |
13 | 6956356100 |
14 | 3647081361 |
15 | 1cc597d4bb |
hex | 109a8f1999 |
71312546201 has 24 divisors (see below), whose sum is σ = 82451578176. Its totient is φ = 61500479040.
The previous prime is 71312546197. The next prime is 71312546219. The reversal of 71312546201 is 10264521317.
It is not a de Polignac number, because 71312546201 - 22 = 71312546197 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71312542201) 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 23 ways as a sum of consecutive naturals, for example, 46190 + ... + 380471.
It is an arithmetic number, because the mean of its divisors is an integer number (3435482424).
Almost surely, 271312546201 is an apocalyptic number.
It is an amenable number.
71312546201 is a deficient number, since it is larger than the sum of its proper divisors (11139031975).
71312546201 is a wasteful number, since it uses less digits than its factorization.
71312546201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 426753 (or 426740 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 32.
The spelling of 71312546201 in words is "seventy-one billion, three hundred twelve million, five hundred forty-six thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •