Base | Representation |
---|---|
bin | 10010010101000101100011… |
… | …100010100010000111001001 |
3 | 101120102121121002001000120001 |
4 | 102111011203202202013021 |
5 | 41031234242230110000 |
6 | 443241304115403001 |
7 | 22660106604035602 |
oct | 2225054342420711 |
9 | 346377532030501 |
10 | 80613911175625 |
11 | 237601932928a3 |
12 | 905b6238b3461 |
13 | 35c9b2289b799 |
14 | 15c9a3c5ccda9 |
15 | 94be45be146a |
hex | 4951638a21c9 |
80613911175625 has 45 divisors (see below), whose sum is σ = 101987012350641. Its totient is φ = 63699402606000.
The previous prime is 80613911175593. The next prime is 80613911175649. The reversal of 80613911175625 is 52657111931608.
The square root of 80613911175625 is 8978525.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 2 ways, for example, as 6320130636169 + 74293780539456 = 2513987^2 + 8619384^2 .
It is not a de Polignac number, because 80613911175625 - 25 = 80613911175593 is a prime.
It is a super-3 number, since 3×806139111756253 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 44 ways as a sum of consecutive naturals, for example, 18630437212 + ... + 18630441538.
Almost surely, 280613911175625 is an apocalyptic number.
80613911175625 is the 8978525-th square number.
80613911175625 is the 4489263-rd centered octagonal number.
It is an amenable number.
80613911175625 is a deficient number, since it is larger than the sum of its proper divisors (21373101175016).
80613911175625 is an frugal number, since it uses more digits than its factorization.
80613911175625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8840 (or 4415 counting only the distinct ones).
The product of its (nonzero) digits is 2721600, while the sum is 55.
The spelling of 80613911175625 in words is "eighty trillion, six hundred thirteen billion, nine hundred eleven million, one hundred seventy-five thousand, six hundred twenty-five".
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