Base | Representation |
---|---|
bin | 10000010100000111010101… |
… | …010110010101000101001001 |
3 | 100102001022220010020112201011 |
4 | 100110013111112111011021 |
5 | 33401032031032031301 |
6 | 412333542535323521 |
7 | 21053560603524502 |
oct | 2024072526250511 |
9 | 312038803215634 |
10 | 71751008080201 |
11 | 2095348257529a |
12 | 80699ab5205a1 |
13 | 3106124cb8148 |
14 | 13a0aa5755ba9 |
15 | 84661d434a51 |
hex | 4141d5595149 |
71751008080201 has 4 divisors (see below), whose sum is σ = 71751197280132. Its totient is φ = 71750818880272.
The previous prime is 71751008080183. The next prime is 71751008080319. The reversal of 71751008080201 is 10208080015717.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27776072630601 + 43974935449600 = 5270301^2 + 6631360^2 .
It is a cyclic number.
It is not a de Polignac number, because 71751008080201 - 223 = 71750999691593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71751008080001) 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 3 ways as a sum of consecutive naturals, for example, 94029970 + ... + 94789963.
It is an arithmetic number, because the mean of its divisors is an integer number (17937799320033).
Almost surely, 271751008080201 is an apocalyptic number.
It is an amenable number.
71751008080201 is a deficient number, since it is larger than the sum of its proper divisors (189199931).
71751008080201 is a wasteful number, since it uses less digits than its factorization.
71751008080201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189199930.
The product of its (nonzero) digits is 31360, while the sum is 40.
Adding to 71751008080201 its reverse (10208080015717), we get a palindrome (81959088095918).
The spelling of 71751008080201 in words is "seventy-one trillion, seven hundred fifty-one billion, eight million, eighty thousand, two hundred one".
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