Base | Representation |
---|---|
bin | 11011101011011001… |
… | …011111011111100101 |
3 | 2211201011210100002112 |
4 | 123223121133133211 |
5 | 441331044212013 |
6 | 21353000050405 |
7 | 2101316312045 |
oct | 335331373745 |
9 | 84634710075 |
10 | 29719132133 |
11 | 11670747929 |
12 | 5914a63a05 |
13 | 2a581356b2 |
14 | 161d015725 |
15 | b8e148ba8 |
hex | 6eb65f7e5 |
29719132133 has 4 divisors (see below), whose sum is σ = 30013381068. Its totient is φ = 29424883200.
The previous prime is 29719132129. The next prime is 29719132147. The reversal of 29719132133 is 33123191792.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16973399524 + 12745732609 = 130282^2 + 112897^2 .
It is a cyclic number.
It is not a de Polignac number, because 29719132133 - 22 = 29719132129 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29719132103) 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, 147124316 + ... + 147124517.
It is an arithmetic number, because the mean of its divisors is an integer number (7503345267).
Almost surely, 229719132133 is an apocalyptic number.
It is an amenable number.
29719132133 is a deficient number, since it is larger than the sum of its proper divisors (294248935).
29719132133 is a wasteful number, since it uses less digits than its factorization.
29719132133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294248934.
The product of its digits is 61236, while the sum is 41.
The spelling of 29719132133 in words is "twenty-nine billion, seven hundred nineteen million, one hundred thirty-two thousand, one hundred thirty-three".
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