Base | Representation |
---|---|
bin | 11011001010101110… |
… | …111101100010000000 |
3 | 2210021222121000212221 |
4 | 123022232331202000 |
5 | 434220301041224 |
6 | 21222342100424 |
7 | 2051613234643 |
oct | 331256754200 |
9 | 83258530787 |
10 | 29171112064 |
11 | 1140a372286 |
12 | 57a141a714 |
13 | 299b739473 |
14 | 15aa31da5a |
15 | b5ae976e4 |
hex | 6cabbd880 |
29171112064 has 32 divisors (see below), whose sum is σ = 60118274700. Its totient is φ = 14082604032.
The previous prime is 29171111989. The next prime is 29171112079. The reversal of 29171112064 is 46021117192.
It can be written as a sum of positive squares in 2 ways, for example, as 25469606464 + 3701505600 = 159592^2 + 60840^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 3925587 + ... + 3933010.
Almost surely, 229171112064 is an apocalyptic number.
It is an amenable number.
29171112064 is an abundant number, since it is smaller than the sum of its proper divisors (30947162636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29171112064 is an equidigital number, since it uses as much as digits as its factorization.
29171112064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7858640 (or 7858628 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 34.
The spelling of 29171112064 in words is "twenty-nine billion, one hundred seventy-one million, one hundred twelve thousand, sixty-four".
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