Base | Representation |
---|---|
bin | 11011110010000010… |
… | …000100111001010001 |
3 | 2211222221020002002011 |
4 | 123302002010321101 |
5 | 442043042400020 |
6 | 21412013422521 |
7 | 2104140336313 |
oct | 336202047121 |
9 | 84887202064 |
10 | 29830434385 |
11 | 11718558964 |
12 | 594619aa41 |
13 | 2a7520570b |
14 | 162db097b3 |
15 | b98cd235a |
hex | 6f2084e51 |
29830434385 has 8 divisors (see below), whose sum is σ = 36113305320. Its totient is φ = 23653158144.
The previous prime is 29830434383. The next prime is 29830434391. The reversal of 29830434385 is 58343403892.
It can be written as a sum of positive squares in 4 ways, for example, as 714813696 + 29115620689 = 26736^2 + 170633^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29830434385 - 21 = 29830434383 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29830434383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26398050 + ... + 26399179.
It is an arithmetic number, because the mean of its divisors is an integer number (4514163165).
Almost surely, 229830434385 is an apocalyptic number.
It is an amenable number.
29830434385 is a deficient number, since it is larger than the sum of its proper divisors (6282870935).
29830434385 is a wasteful number, since it uses less digits than its factorization.
29830434385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52797347.
The product of its (nonzero) digits is 2488320, while the sum is 49.
The spelling of 29830434385 in words is "twenty-nine billion, eight hundred thirty million, four hundred thirty-four thousand, three hundred eighty-five".
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