Base | Representation |
---|---|
bin | 11011001011100111… |
… | …101111100000110000 |
3 | 2210100000121020222020 |
4 | 123023213233200300 |
5 | 434233103344343 |
6 | 21224033111440 |
7 | 2052153610551 |
oct | 331347574060 |
9 | 83300536866 |
10 | 29185996848 |
11 | 11417809458 |
12 | 57a63b8580 |
13 | 29a184b528 |
14 | 15ac2b6328 |
15 | b5c437b83 |
hex | 6cb9ef830 |
29185996848 has 80 divisors (see below), whose sum is σ = 80926043616. Its totient is φ = 9030942720.
The previous prime is 29185996841. The next prime is 29185996849. The reversal of 29185996848 is 84869958192.
It is a super-2 number, since 2×291859968482 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29185996841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185413 + ... + 304548.
Almost surely, 229185996848 is an apocalyptic number.
It is an amenable number.
29185996848 is an abundant number, since it is smaller than the sum of its proper divisors (51740046768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29185996848 is a wasteful number, since it uses less digits than its factorization.
29185996848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490062 (or 490056 counting only the distinct ones).
The product of its digits is 89579520, while the sum is 69.
The spelling of 29185996848 in words is "twenty-nine billion, one hundred eighty-five million, nine hundred ninety-six thousand, eight hundred forty-eight".
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