Base | Representation |
---|---|
bin | 11011110010000001… |
… | …011001010101101111 |
3 | 2211222220220000100200 |
4 | 123302001121111233 |
5 | 442043021142413 |
6 | 21412005524543 |
7 | 2104135664223 |
oct | 336201312557 |
9 | 84886800320 |
10 | 29830255983 |
11 | 11718446920 |
12 | 5946113753 |
13 | 2a75172458 |
14 | 162daa0783 |
15 | b98c99573 |
hex | 6f205956f |
29830255983 has 24 divisors (see below), whose sum is σ = 47600267520. Its totient is φ = 17850090960.
The previous prime is 29830255937. The next prime is 29830256011. The reversal of 29830255983 is 38955203892.
29830255983 is a `hidden beast` number, since 2 + 9 + 8 + 3 + 0 + 2 + 559 + 83 = 666.
It is not a de Polignac number, because 29830255983 - 214 = 29830239599 is a prime.
It is a super-2 number, since 2×298302559832 (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 (29830255183) 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 23 ways as a sum of consecutive naturals, for example, 1899241 + ... + 1914882.
It is an arithmetic number, because the mean of its divisors is an integer number (1983344480).
Almost surely, 229830255983 is an apocalyptic number.
29830255983 is a deficient number, since it is larger than the sum of its proper divisors (17770011537).
29830255983 is a wasteful number, since it uses less digits than its factorization.
29830255983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3814219 (or 3814216 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 54.
The spelling of 29830255983 in words is "twenty-nine billion, eight hundred thirty million, two hundred fifty-five thousand, nine hundred eighty-three".
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