Base | Representation |
---|---|
bin | 1100110110100011… |
… | …01110101111100001 |
3 | 122210212201120100212 |
4 | 12123101232233201 |
5 | 103112410134211 |
6 | 3100404423505 |
7 | 332663513021 |
oct | 63321565741 |
9 | 18725646325 |
10 | 6900083681 |
11 | 2a20a0aaa7 |
12 | 14069a7b95 |
13 | 85c6c156a |
14 | 49658ba81 |
15 | 2a5b7e38b |
hex | 19b46ebe1 |
6900083681 has 4 divisors (see below), whose sum is σ = 7263246000. Its totient is φ = 6536921364.
The previous prime is 6900083657. The next prime is 6900083683. The reversal of 6900083681 is 1863800096.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 6900083681 - 226 = 6832974817 is a prime.
It is a super-2 number, since 2×69000836812 = 95222309609605019522, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (6900083683) 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 3 ways as a sum of consecutive naturals, for example, 181581131 + ... + 181581168.
It is an arithmetic number, because the mean of its divisors is an integer number (1815811500).
Almost surely, 26900083681 is an apocalyptic number.
It is an amenable number.
6900083681 is a deficient number, since it is larger than the sum of its proper divisors (363162319).
6900083681 is a wasteful number, since it uses less digits than its factorization.
6900083681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 363162318.
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 6900083681 is about 83066.7423280822. The cubic root of 6900083681 is about 1903.7859580708.
The spelling of 6900083681 in words is "six billion, nine hundred million, eighty-three thousand, six hundred eighty-one".
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