Base | Representation |
---|---|
bin | 100001001011101110… |
… | …0010001111111001010 |
3 | 20210221020201202221200 |
4 | 1002113130101333022 |
5 | 2131420111000213 |
6 | 52423030245030 |
7 | 5101616063034 |
oct | 1022734217712 |
9 | 223836652850 |
10 | 71260250058 |
11 | 2824860a648 |
12 | 11988ab6776 |
13 | 694857584a |
14 | 364014ac54 |
15 | 1cc109d273 |
hex | 1097711fca |
71260250058 has 48 divisors (see below), whose sum is σ = 161186711400. Its totient is φ = 22723908480.
The previous prime is 71260250053. The next prime is 71260250071. The reversal of 71260250058 is 85005206217.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 54502170849 + 16758079209 = 233457^2 + 129453^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (71260250053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 569313 + ... + 683108.
Almost surely, 271260250058 is an apocalyptic number.
71260250058 is an abundant number, since it is smaller than the sum of its proper divisors (89926461342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71260250058 is a wasteful number, since it uses less digits than its factorization.
71260250058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1252567 (or 1252564 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The spelling of 71260250058 in words is "seventy-one billion, two hundred sixty million, two hundred fifty thousand, fifty-eight".
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