Base | Representation |
---|---|
bin | 11011101010000011… |
… | …110010010111101101 |
3 | 2211122121111220002001 |
4 | 123222003302113231 |
5 | 441304321240234 |
6 | 21350434332301 |
7 | 2100624326311 |
oct | 335203622755 |
9 | 84577456061 |
10 | 29696665069 |
11 | 11659aa2005 |
12 | 590942a091 |
13 | 2a5359a386 |
14 | 161a047b41 |
15 | b8c1abd14 |
hex | 6ea0f25ed |
29696665069 has 4 divisors (see below), whose sum is σ = 30139898944. Its totient is φ = 29253431196.
The previous prime is 29696665043. The next prime is 29696665079. The reversal of 29696665069 is 96056669692.
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 29696665069 - 223 = 29688276461 is a prime.
It is a super-3 number, since 3×296966650693 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 29696665069.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29696665079) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221616837 + ... + 221616970.
It is an arithmetic number, because the mean of its divisors is an integer number (7534974736).
Almost surely, 229696665069 is an apocalyptic number.
It is an amenable number.
29696665069 is a deficient number, since it is larger than the sum of its proper divisors (443233875).
29696665069 is an equidigital number, since it uses as much as digits as its factorization.
29696665069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443233874.
The product of its (nonzero) digits is 56687040, while the sum is 64.
The spelling of 29696665069 in words is "twenty-nine billion, six hundred ninety-six million, six hundred sixty-five thousand, sixty-nine".
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