Base | Representation |
---|---|
bin | 1111011110111… |
… | …01110010001001 |
3 | 100001101202100121 |
4 | 13233131302021 |
5 | 231222231043 |
6 | 20515503241 |
7 | 3134663302 |
oct | 757356211 |
9 | 301352317 |
10 | 129883273 |
11 | 67352253 |
12 | 375b7b21 |
13 | 20ba7610 |
14 | 1336d7a9 |
15 | b608ded |
hex | 7bddc89 |
129883273 has 16 divisors (see below), whose sum is σ = 145861632. Its totient is φ = 114840000.
The previous prime is 129883253. The next prime is 129883301. The reversal of 129883273 is 372388921.
It is a cyclic number.
It is not a de Polignac number, because 129883273 - 217 = 129752201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (129883223) 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 15 ways as a sum of consecutive naturals, for example, 39108 + ... + 42298.
It is an arithmetic number, because the mean of its divisors is an integer number (9116352).
Almost surely, 2129883273 is an apocalyptic number.
129883273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
129883273 is a deficient number, since it is larger than the sum of its proper divisors (15978359).
129883273 is a wasteful number, since it uses less digits than its factorization.
129883273 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3336.
The product of its digits is 145152, while the sum is 43.
The square root of 129883273 is about 11396.6342838577. The cubic root of 129883273 is about 506.4280372030.
It can be divided in two parts, 12988 and 3273, that added together give a palindrome (16261).
The spelling of 129883273 in words is "one hundred twenty-nine million, eight hundred eighty-three thousand, two hundred seventy-three".
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