Base | Representation |
---|---|
bin | 11011010110101101… |
… | …000001010100100101 |
3 | 2210210222110122011022 |
4 | 123112231001110211 |
5 | 440123203224033 |
6 | 21254314220525 |
7 | 2056602166445 |
oct | 332655012445 |
9 | 83728418138 |
10 | 29371929893 |
11 | 11502763729 |
12 | 5838724745 |
13 | 2a0121ba97 |
14 | 15c8c76125 |
15 | b6d914098 |
hex | 6d6b41525 |
29371929893 has 16 divisors (see below), whose sum is σ = 31000200000. Its totient is φ = 27752025600.
The previous prime is 29371929883. The next prime is 29371929929. The reversal of 29371929893 is 39892917392.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 29371929893 - 222 = 29367735589 is a prime.
It is a super-3 number, since 3×293719298933 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29371929803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20241818 + ... + 20243268.
It is an arithmetic number, because the mean of its divisors is an integer number (1937512500).
Almost surely, 229371929893 is an apocalyptic number.
It is an amenable number.
29371929893 is a deficient number, since it is larger than the sum of its proper divisors (1628270107).
29371929893 is a wasteful number, since it uses less digits than its factorization.
29371929893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3572.
The product of its digits is 13226976, while the sum is 62.
The spelling of 29371929893 in words is "twenty-nine billion, three hundred seventy-one million, nine hundred twenty-nine thousand, eight hundred ninety-three".
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