Base | Representation |
---|---|
bin | 11011101000011010… |
… | …110001010110000001 |
3 | 2211120200201020221110 |
4 | 123220122301112001 |
5 | 441230244320440 |
6 | 21344012313533 |
7 | 2100141331014 |
oct | 335032612601 |
9 | 84520636843 |
10 | 29669135745 |
11 | 116454a98a7 |
12 | 59001728a9 |
13 | 2a4a97bb32 |
14 | 161651d37b |
15 | b89a70080 |
hex | 6e86b1581 |
29669135745 has 32 divisors (see below), whose sum is σ = 49034870784. Its totient is φ = 15302808000.
The previous prime is 29669135731. The next prime is 29669135747. The reversal of 29669135745 is 54753196692.
It is not a de Polignac number, because 29669135745 - 212 = 29669131649 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (29669135747) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 696820 + ... + 738170.
It is an arithmetic number, because the mean of its divisors is an integer number (1532339712).
Almost surely, 229669135745 is an apocalyptic number.
It is an amenable number.
29669135745 is a deficient number, since it is larger than the sum of its proper divisors (19365735039).
29669135745 is a wasteful number, since it uses less digits than its factorization.
29669135745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42933.
The product of its digits is 12247200, while the sum is 57.
The spelling of 29669135745 in words is "twenty-nine billion, six hundred sixty-nine million, one hundred thirty-five thousand, seven hundred forty-five".
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