Base | Representation |
---|---|
bin | 1111011010100… |
… | …10111000110110 |
3 | 100000022211221200 |
4 | 13231102320312 |
5 | 231101024413 |
6 | 20455353330 |
7 | 3130103535 |
oct | 755227066 |
9 | 300284850 |
10 | 129314358 |
11 | 66aa3878 |
12 | 37382846 |
13 | 20a38694 |
14 | 1326231c |
15 | b545573 |
hex | 7b52e36 |
129314358 has 24 divisors (see below), whose sum is σ = 280830888. Its totient is φ = 43004832.
The previous prime is 129314357. The next prime is 129314363. The reversal of 129314358 is 853413921.
129314358 is a `hidden beast` number, since 1 + 293 + 14 + 358 = 666.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129314351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135 + ... + 16082.
It is an arithmetic number, because the mean of its divisors is an integer number (11701287).
Almost surely, 2129314358 is an apocalyptic number.
129314358 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
129314358 is an abundant number, since it is smaller than the sum of its proper divisors (151516530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129314358 is a wasteful number, since it uses less digits than its factorization.
129314358 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16668 (or 16665 counting only the distinct ones).
The product of its digits is 25920, while the sum is 36.
The square root of 129314358 is about 11371.6471102475. The cubic root of 129314358 is about 505.6875358965.
It can be divided in two parts, 1293 and 14358, that added together give a palindrome (15651).
The spelling of 129314358 in words is "one hundred twenty-nine million, three hundred fourteen thousand, three hundred fifty-eight".
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