Base | Representation |
---|---|
bin | 10000001101001100101101… |
… | …111000010111011111111111 |
3 | 100100100220011201010121220121 |
4 | 100031030231320113133333 |
5 | 33320240220004400114 |
6 | 411331343424555411 |
7 | 21004334402660110 |
oct | 2015145570273777 |
9 | 310326151117817 |
10 | 71275752028159 |
11 | 2078a970957168 |
12 | 7bb1875182b67 |
13 | 30a03753225c3 |
14 | 1385a9c8a6207 |
15 | 8390a4c96a24 |
hex | 40d32de177ff |
71275752028159 has 8 divisors (see below), whose sum is σ = 81632430592128. Its totient is φ = 60962680532760.
The previous prime is 71275752028127. The next prime is 71275752028163. The reversal of 71275752028159 is 95182025757217.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 71275752028159 - 25 = 71275752028127 is a prime.
It is a super-3 number, since 3×712757520281593 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 71275752028097 and 71275752028106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71275752028199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10901763637 + ... + 10901770174.
It is an arithmetic number, because the mean of its divisors is an integer number (10204053824016).
Almost surely, 271275752028159 is an apocalyptic number.
71275752028159 is a deficient number, since it is larger than the sum of its proper divisors (10356678563969).
71275752028159 is a wasteful number, since it uses less digits than its factorization.
71275752028159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21803534285.
The product of its (nonzero) digits is 24696000, while the sum is 61.
The spelling of 71275752028159 in words is "seventy-one trillion, two hundred seventy-five billion, seven hundred fifty-two million, twenty-eight thousand, one hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •