Base | Representation |
---|---|
bin | 1011111001010101… |
… | …0110001110001001 |
3 | 22020112200202221011 |
4 | 2332111112032021 |
5 | 23014434021311 |
6 | 1244510443521 |
7 | 142063215364 |
oct | 27625261611 |
9 | 8215622834 |
10 | 3193267081 |
11 | 1399574904 |
12 | 7515035a1 |
13 | 3bb752064 |
14 | 2241550db |
15 | 13a51d321 |
hex | be556389 |
3193267081 has 3 divisors (see below), whose sum is σ = 3193323591. Its totient is φ = 3193210572.
The previous prime is 3193267067. The next prime is 3193267087. The reversal of 3193267081 is 1807623913.
The square root of 3193267081 is 56509.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1807623913 = 431 ⋅4194023.
It can be written as a sum of positive squares in only one way, i.e., 1768959481 + 1424307600 = 42059^2 + 37740^2 .
It is not a de Polignac number, because 3193267081 - 215 = 3193234313 is a prime.
It is a super-2 number, since 2×31932670812 = 20393909301196521122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3193267087) 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 2 ways as a sum of consecutive naturals, for example, 28255 + ... + 84763.
It is an arithmetic number, because the mean of its divisors is an integer number (1064441197).
Almost surely, 23193267081 is an apocalyptic number.
3193267081 is the 56509-th square number.
3193267081 is the 28255-th centered octagonal number.
It is an amenable number.
3193267081 is a deficient number, since it is larger than the sum of its proper divisors (56510).
3193267081 is an frugal number, since it uses more digits than its factorization.
3193267081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113018 (or 56509 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 40.
The cubic root of 3193267081 is about 1472.5783618554.
The spelling of 3193267081 in words is "three billion, one hundred ninety-three million, two hundred sixty-seven thousand, eighty-one".
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