Base | Representation |
---|---|
bin | 1001110100010111… |
… | …10000101100101101 |
3 | 111121100120002110110 |
4 | 10322023300230231 |
5 | 41243402111002 |
6 | 2231014330233 |
7 | 244423566450 |
oct | 47213605455 |
9 | 14540502413 |
10 | 5271128877 |
11 | 2265462163 |
12 | 1031359979 |
13 | 66008b491 |
14 | 3800bb497 |
15 | 20cb60e6c |
hex | 13a2f0b2d |
5271128877 has 8 divisors (see below), whose sum is σ = 8032196416. Its totient is φ = 3012073632.
The previous prime is 5271128857. The next prime is 5271128917. The reversal of 5271128877 is 7788211725.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5271128877 - 222 = 5266934573 is a prime.
It is a super-4 number, since 4×52711288774 (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5271128857) 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 7 ways as a sum of consecutive naturals, for example, 125503048 + ... + 125503089.
It is an arithmetic number, because the mean of its divisors is an integer number (1004024552).
Almost surely, 25271128877 is an apocalyptic number.
It is an amenable number.
5271128877 is a deficient number, since it is larger than the sum of its proper divisors (2761067539).
5271128877 is a wasteful number, since it uses less digits than its factorization.
5271128877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251006147.
The product of its digits is 439040, while the sum is 48.
The square root of 5271128877 is about 72602.5404307590. The cubic root of 5271128877 is about 1740.3417742561.
The spelling of 5271128877 in words is "five billion, two hundred seventy-one million, one hundred twenty-eight thousand, eight hundred seventy-seven".
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