Base | Representation |
---|---|
bin | 11011010111011010… |
… | …111100100000000001 |
3 | 2210211211010021101121 |
4 | 123113122330200001 |
5 | 440134244000034 |
6 | 21255424232241 |
7 | 2060106420301 |
oct | 332732744001 |
9 | 83754107347 |
10 | 29383968769 |
11 | 11509536711 |
12 | 584076b681 |
13 | 2a0387568c |
14 | 15ca6cb601 |
15 | b6e9e11b4 |
hex | 6d76bc801 |
29383968769 has 4 divisors (see below), whose sum is σ = 29407840000. Its totient is φ = 29360097540.
The previous prime is 29383968743. The next prime is 29383968781. The reversal of 29383968769 is 96786938392.
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 29383968769 - 25 = 29383968737 is a prime.
It is a super-2 number, since 2×293839687692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 29383968698 and 29383968707.
It is not an unprimeable number, because it can be changed into a prime (29383968739) 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 3 ways as a sum of consecutive naturals, for example, 11933769 + ... + 11936230.
It is an arithmetic number, because the mean of its divisors is an integer number (7351960000).
Almost surely, 229383968769 is an apocalyptic number.
It is an amenable number.
29383968769 is a deficient number, since it is larger than the sum of its proper divisors (23871231).
29383968769 is a wasteful number, since it uses less digits than its factorization.
29383968769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23871230.
The product of its digits is 211631616, while the sum is 70.
The spelling of 29383968769 in words is "twenty-nine billion, three hundred eighty-three million, nine hundred sixty-eight thousand, seven hundred sixty-nine".
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