Base | Representation |
---|---|
bin | 11011101100111110… |
… | …010001000100010101 |
3 | 2211210000111111000211 |
4 | 123230332101010111 |
5 | 441404330041324 |
6 | 21355342205421 |
7 | 2102056666630 |
oct | 335476210425 |
9 | 84700444024 |
10 | 29745549589 |
11 | 11684650738 |
12 | 5921883871 |
13 | 2a60754b22 |
14 | 1622730c17 |
15 | b91616294 |
hex | 6ecf91115 |
29745549589 has 32 divisors (see below), whose sum is σ = 34592313600. Its totient is φ = 25053591552.
The previous prime is 29745549577. The next prime is 29745549623. The reversal of 29745549589 is 98594554792.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29745549589 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 (29745543589) 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, 63694734 + ... + 63695200.
It is an arithmetic number, because the mean of its divisors is an integer number (1081009800).
Almost surely, 229745549589 is an apocalyptic number.
It is an amenable number.
29745549589 is a deficient number, since it is larger than the sum of its proper divisors (4846764011).
29745549589 is a wasteful number, since it uses less digits than its factorization.
29745549589 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1149.
The product of its digits is 163296000, while the sum is 67.
The spelling of 29745549589 in words is "twenty-nine billion, seven hundred forty-five million, five hundred forty-nine thousand, five hundred eighty-nine".
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