Base | Representation |
---|---|
bin | 1111011010100… |
… | …01110101101010 |
3 | 100000022122001102 |
4 | 13231101311222 |
5 | 231100410213 |
6 | 20455321402 |
7 | 3130055153 |
oct | 755216552 |
9 | 300278042 |
10 | 129310058 |
11 | 66aa0619 |
12 | 37380262 |
13 | 20a36737 |
14 | 1326092a |
15 | b544158 |
hex | 7b51d6a |
129310058 has 32 divisors (see below), whose sum is σ = 209796480. Its totient is φ = 59558400.
The previous prime is 129310033. The next prime is 129310087. The reversal of 129310058 is 850013921.
It is a self number, because there is not a number n which added to its sum of digits gives 129310058.
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, 456785 + ... + 457067.
It is an arithmetic number, because the mean of its divisors is an integer number (6556140).
Almost surely, 2129310058 is an apocalyptic number.
129310058 is a deficient number, since it is larger than the sum of its proper divisors (80486422).
129310058 is a wasteful number, since it uses less digits than its factorization.
129310058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 542.
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 129310058 is about 11371.4580419575. The cubic root of 129310058 is about 505.6819307429.
Adding to 129310058 its reverse (850013921), we get a palindrome (979323979).
The spelling of 129310058 in words is "one hundred twenty-nine million, three hundred ten thousand, fifty-eight".
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