Base | Representation |
---|---|
bin | 1111011001100… |
… | …01001010010110 |
3 | 100000001211110020 |
4 | 13230301022112 |
5 | 231032114324 |
6 | 20452410010 |
7 | 3125660016 |
oct | 754611226 |
9 | 300054406 |
10 | 129176214 |
11 | 66a0a002 |
12 | 37316906 |
13 | 209ba83b |
14 | 13227c46 |
15 | b519679 |
hex | 7b31296 |
129176214 has 32 divisors (see below), whose sum is σ = 266982144. Its totient is φ = 41640480.
The previous prime is 129176191. The next prime is 129176233. The reversal of 129176214 is 412671921.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24144 + ... + 29004.
It is an arithmetic number, because the mean of its divisors is an integer number (8343192).
Almost surely, 2129176214 is an apocalyptic number.
129176214 is an abundant number, since it is smaller than the sum of its proper divisors (137805930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129176214 is a wasteful number, since it uses less digits than its factorization.
129176214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5012.
The product of its digits is 6048, while the sum is 33.
The square root of 129176214 is about 11365.5714330605. The cubic root of 129176214 is about 505.5073997005.
The spelling of 129176214 in words is "one hundred twenty-nine million, one hundred seventy-six thousand, two hundred fourteen".
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