Base | Representation |
---|---|
bin | 1001101101101101… |
… | …01110010111100001 |
3 | 111110110110210211221 |
4 | 10312312232113201 |
5 | 41140103021112 |
6 | 2221301335041 |
7 | 243145112464 |
oct | 46666562741 |
9 | 14413423757 |
10 | 5215282657 |
11 | 2236989062 |
12 | 1016707481 |
13 | 651637090 |
14 | 3769012db |
15 | 207ccde07 |
hex | 136dae5e1 |
5215282657 has 32 divisors (see below), whose sum is σ = 5936182560. Its totient is φ = 4548096000.
The previous prime is 5215282619. The next prime is 5215282669. The reversal of 5215282657 is 7562825125.
It can be written as a sum of positive squares in 16 ways, for example, as 2088124416 + 3127158241 = 45696^2 + 55921^2 .
It is a cyclic number.
It is not a de Polignac number, because 5215282657 - 27 = 5215282529 is a prime.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5215282357) 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 31 ways as a sum of consecutive naturals, for example, 5541807 + ... + 5542747.
It is an arithmetic number, because the mean of its divisors is an integer number (185505705).
Almost surely, 25215282657 is an apocalyptic number.
It is an amenable number.
5215282657 is a deficient number, since it is larger than the sum of its proper divisors (720899903).
5215282657 is a wasteful number, since it uses less digits than its factorization.
5215282657 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1285.
The product of its digits is 336000, while the sum is 43.
The square root of 5215282657 is about 72216.9139260326. The cubic root of 5215282657 is about 1734.1737859547.
The spelling of 5215282657 in words is "five billion, two hundred fifteen million, two hundred eighty-two thousand, six hundred fifty-seven".
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