Base | Representation |
---|---|
bin | 11011101010010111… |
… | …000011011110110101 |
3 | 2211122222000111111121 |
4 | 123222113003132311 |
5 | 441312114402033 |
6 | 21351134503541 |
7 | 2101015263613 |
oct | 335227033665 |
9 | 84588014447 |
10 | 29701715893 |
11 | 11661931843 |
12 | 590b064bb1 |
13 | 2a54648325 |
14 | 161a9a06b3 |
15 | b8c85862d |
hex | 6ea5c37b5 |
29701715893 has 8 divisors (see below), whose sum is σ = 29951057048. Its totient is φ = 29453359104.
The previous prime is 29701715891. The next prime is 29701715921. The reversal of 29701715893 is 39851710792.
It can be written as a sum of positive squares in 4 ways, for example, as 54730404 + 29646985489 = 7398^2 + 172183^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29701715893 - 21 = 29701715891 is a prime.
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 29701715893.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29701715891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185430 + ... + 306247.
It is an arithmetic number, because the mean of its divisors is an integer number (3743882131).
Almost surely, 229701715893 is an apocalyptic number.
It is an amenable number.
29701715893 is a deficient number, since it is larger than the sum of its proper divisors (249341155).
29701715893 is a wasteful number, since it uses less digits than its factorization.
29701715893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492183.
The product of its (nonzero) digits is 952560, while the sum is 52.
The spelling of 29701715893 in words is "twenty-nine billion, seven hundred one million, seven hundred fifteen thousand, eight hundred ninety-three".
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