Base | Representation |
---|---|
bin | 11011001011111111… |
… | …011011101010101101 |
3 | 2210100110021202201122 |
4 | 123023333123222231 |
5 | 434241201111041 |
6 | 21224414150325 |
7 | 2052260444165 |
oct | 331377335255 |
9 | 83313252648 |
10 | 29192207021 |
11 | 1142027022a |
12 | 57a84b23a5 |
13 | 29a2c140a3 |
14 | 15ad0515a5 |
15 | b5cc62c4b |
hex | 6cbfdbaad |
29192207021 has 4 divisors (see below), whose sum is σ = 29244058752. Its totient is φ = 29140355292.
The previous prime is 29192206987. The next prime is 29192207029. The reversal of 29192207021 is 12070229192.
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 29192207021 - 214 = 29192190637 is a prime.
It is a super-3 number, since 3×291922070213 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29192207029) 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, 25925021 + ... + 25926146.
It is an arithmetic number, because the mean of its divisors is an integer number (7311014688).
Almost surely, 229192207021 is an apocalyptic number.
It is an amenable number.
29192207021 is a deficient number, since it is larger than the sum of its proper divisors (51851731).
29192207021 is an equidigital number, since it uses as much as digits as its factorization.
29192207021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51851730.
The product of its (nonzero) digits is 9072, while the sum is 35.
The spelling of 29192207021 in words is "twenty-nine billion, one hundred ninety-two million, two hundred seven thousand, twenty-one".
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