Base | Representation |
---|---|
bin | 1111011011101… |
… | …11110000110001 |
3 | 100000121112010120 |
4 | 13231313300301 |
5 | 231120343033 |
6 | 20502520453 |
7 | 3131303061 |
oct | 755676061 |
9 | 300545116 |
10 | 129465393 |
11 | 670972a2 |
12 | 37436129 |
13 | 20a8c355 |
14 | 132a13a1 |
15 | b5751b3 |
hex | 7b77c31 |
129465393 has 8 divisors (see below), whose sum is σ = 178189056. Its totient is φ = 83526000.
The previous prime is 129465383. The next prime is 129465397. The reversal of 129465393 is 393564921.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 129465393 - 24 = 129465377 is a prime.
It is a super-2 number, since 2×1294653932 = 33522575969288898, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (129465397) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695958 + ... + 696143.
It is an arithmetic number, because the mean of its divisors is an integer number (22273632).
Almost surely, 2129465393 is an apocalyptic number.
It is an amenable number.
129465393 is a deficient number, since it is larger than the sum of its proper divisors (48723663).
129465393 is a wasteful number, since it uses less digits than its factorization.
129465393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1392135.
The product of its digits is 174960, while the sum is 42.
The square root of 129465393 is about 11378.2860308572. The cubic root of 129465393 is about 505.8843348762.
The spelling of 129465393 in words is "one hundred twenty-nine million, four hundred sixty-five thousand, three hundred ninety-three".
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