Base | Representation |
---|---|
bin | 1111011101100… |
… | …11100100001110 |
3 | 100001001222011001 |
4 | 13232303210032 |
5 | 231201212400 |
6 | 20512050514 |
7 | 3133343200 |
oct | 756634416 |
9 | 301058131 |
10 | 129710350 |
11 | 67244340 |
12 | 37533a3a |
13 | 20b469b3 |
14 | 13326770 |
15 | b5c2a6a |
hex | 7bb390e |
129710350 has 72 divisors (see below), whose sum is σ = 306228168. Its totient is φ = 40420800.
The previous prime is 129710303. The next prime is 129710353. The reversal of 129710350 is 53017921.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129710353) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 24544 + ... + 29356.
It is an arithmetic number, because the mean of its divisors is an integer number (4253169).
Almost surely, 2129710350 is an apocalyptic number.
129710350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
129710350 is an abundant number, since it is smaller than the sum of its proper divisors (176517818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129710350 is a wasteful number, since it uses less digits than its factorization.
129710350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4850 (or 4838 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 129710350 is about 11389.0451750794. The cubic root of 129710350 is about 506.2031892906.
The spelling of 129710350 in words is "one hundred twenty-nine million, seven hundred ten thousand, three hundred fifty".
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