Base | Representation |
---|---|
bin | 11011000011111110… |
… | …110010111110101111 |
3 | 2210000002102100000022 |
4 | 123003332302332233 |
5 | 434002300311024 |
6 | 21203213552355 |
7 | 2046036263036 |
oct | 330376627657 |
9 | 83002370008 |
10 | 29057822639 |
11 | 1136142425a |
12 | 576b4a56bb |
13 | 2981121ac1 |
14 | 159926d71d |
15 | b5106a35e |
hex | 6c3fb2faf |
29057822639 has 8 divisors (see below), whose sum is σ = 30323280480. Its totient is φ = 27792537696.
The previous prime is 29057822623. The next prime is 29057822659. The reversal of 29057822639 is 93622875092.
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 29057822639 - 24 = 29057822623 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 (29057822659) 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, 394757 + ... + 462545.
It is an arithmetic number, because the mean of its divisors is an integer number (3790410060).
Almost surely, 229057822639 is an apocalyptic number.
29057822639 is a deficient number, since it is larger than the sum of its proper divisors (1265457841).
29057822639 is a wasteful number, since it uses less digits than its factorization.
29057822639 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86449.
The product of its (nonzero) digits is 3265920, while the sum is 53.
The spelling of 29057822639 in words is "twenty-nine billion, fifty-seven million, eight hundred twenty-two thousand, six hundred thirty-nine".
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