Base | Representation |
---|---|
bin | 11011001101001110… |
… | …101001010111110001 |
3 | 2210101220100202122112 |
4 | 123031032221113301 |
5 | 434312010110104 |
6 | 21230435215105 |
7 | 2052632112056 |
oct | 331516512761 |
9 | 83356322575 |
10 | 29212972529 |
11 | 11430a63704 |
12 | 57b3447495 |
13 | 29a7304a80 |
14 | 15b1ad902d |
15 | b5e9b586e |
hex | 6cd3a95f1 |
29212972529 has 16 divisors (see below), whose sum is σ = 32656243200. Its totient is φ = 25959389760.
The previous prime is 29212972519. The next prime is 29212972531. The reversal of 29212972529 is 92527921292.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 29212972529 - 24 = 29212972513 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (29212972519) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354629 + ... + 429170.
It is an arithmetic number, because the mean of its divisors is an integer number (2041015200).
Almost surely, 229212972529 is an apocalyptic number.
It is an amenable number.
29212972529 is a deficient number, since it is larger than the sum of its proper divisors (3443270671).
29212972529 is a wasteful number, since it uses less digits than its factorization.
29212972529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 783920.
The product of its digits is 816480, while the sum is 50.
The spelling of 29212972529 in words is "twenty-nine billion, two hundred twelve million, nine hundred seventy-two thousand, five hundred twenty-nine".
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