Base | Representation |
---|---|
bin | 10011110111110110… |
… | …00111110100011001 |
3 | 1000112112122220200111 |
4 | 21323323013310121 |
5 | 133322232440211 |
6 | 4522402204321 |
7 | 525250156501 |
oct | 117373076431 |
9 | 30475586614 |
10 | 10669030681 |
11 | 4585431731 |
12 | 20990536a1 |
13 | 10104a560a |
14 | 732d58a01 |
15 | 4269b4421 |
hex | 27bec7d19 |
10669030681 has 3 divisors (see below), whose sum is σ = 10669133973. Its totient is φ = 10668927390.
The previous prime is 10669030633. The next prime is 10669030693. The reversal of 10669030681 is 18603096601.
The square root of 10669030681 is 103291.
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.
It is a de Polignac number, because none of the positive numbers 2k-10669030681 is a prime.
It is a super-2 number, since 2×106690306812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10669030381) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 51646 + ... + 154936.
It is an arithmetic number, because the mean of its divisors is an integer number (3556377991).
Almost surely, 210669030681 is an apocalyptic number.
10669030681 is the 103291-st square number.
10669030681 is the 51646-th centered octagonal number.
It is an amenable number.
10669030681 is a deficient number, since it is larger than the sum of its proper divisors (103292).
10669030681 is an frugal number, since it uses more digits than its factorization.
10669030681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206582 (or 103291 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 40.
Multiplying 10669030681 by its product of nonzero digits (46656), we get a square (497774295452736 = 223108562).
The spelling of 10669030681 in words is "ten billion, six hundred sixty-nine million, thirty thousand, six hundred eighty-one".
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