Base | Representation |
---|---|
bin | 11011000101110011… |
… | …000011000110100101 |
3 | 2210002012202121111110 |
4 | 123011303003012211 |
5 | 434033101004011 |
6 | 21210223055233 |
7 | 2046556306503 |
oct | 330563030645 |
9 | 83065677443 |
10 | 29088297381 |
11 | 113776493a0 |
12 | 5779741519 |
13 | 2987531bb0 |
14 | 159d323673 |
15 | b53a89ba6 |
hex | 6c5cc31a5 |
29088297381 has 64 divisors (see below), whose sum is σ = 46075115520. Its totient is φ = 16092000000.
The previous prime is 29088297367. The next prime is 29088297383. The reversal of 29088297381 is 18379288092.
It is not a de Polignac number, because 29088297381 - 29 = 29088296869 is a prime.
It is a super-2 number, since 2×290882973812 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29088297383) 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 63 ways as a sum of consecutive naturals, for example, 16258635 + ... + 16260423.
It is an arithmetic number, because the mean of its divisors is an integer number (719923680).
Almost surely, 229088297381 is an apocalyptic number.
It is an amenable number.
29088297381 is a deficient number, since it is larger than the sum of its proper divisors (16986818139).
29088297381 is a wasteful number, since it uses less digits than its factorization.
29088297381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2218.
The product of its (nonzero) digits is 3483648, while the sum is 57.
The spelling of 29088297381 in words is "twenty-nine billion, eighty-eight million, two hundred ninety-seven thousand, three hundred eighty-one".
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