Base | Representation |
---|---|
bin | 1111011001000… |
… | …10000001001110 |
3 | 22222221200101001 |
4 | 13230202001032 |
5 | 231023123230 |
6 | 20451210514 |
7 | 3125311132 |
oct | 754420116 |
9 | 288850331 |
10 | 129114190 |
11 | 66977447 |
12 | 372a6a3a |
13 | 2099853a |
14 | 1320d3c2 |
15 | b5060ca |
hex | 7b2204e |
129114190 has 16 divisors (see below), whose sum is σ = 232720128. Its totient is φ = 51575776.
The previous prime is 129114187. The next prime is 129114191. The reversal of 129114190 is 91411921.
It is a super-2 number, since 2×1291141902 = 33340948118712200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129114191) 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, 622 + ... + 16081.
It is an arithmetic number, because the mean of its divisors is an integer number (14545008).
Almost surely, 2129114190 is an apocalyptic number.
129114190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
129114190 is a deficient number, since it is larger than the sum of its proper divisors (103605938).
129114190 is a wasteful number, since it uses less digits than its factorization.
129114190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17483.
The product of its (nonzero) digits is 648, while the sum is 28.
The square root of 129114190 is about 11362.8425140895. The cubic root of 129114190 is about 505.4264802354.
The spelling of 129114190 in words is "one hundred twenty-nine million, one hundred fourteen thousand, one hundred ninety".
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