Base | Representation |
---|---|
bin | 1111011000001… |
… | …10010010011111 |
3 | 22222201220120021 |
4 | 13230012102133 |
5 | 231011004412 |
6 | 20444533011 |
7 | 3124326031 |
oct | 754062237 |
9 | 288656507 |
10 | 129000607 |
11 | 668aa07a |
12 | 37251167 |
13 | 20958928 |
14 | 131bdc51 |
15 | b4d2607 |
hex | 7b0649f |
129000607 has 8 divisors (see below), whose sum is σ = 137097792. Its totient is φ = 120960000.
The previous prime is 129000581. The next prime is 129000649. The reversal of 129000607 is 706000921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-129000607 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129006607) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9394 + ... + 18607.
It is an arithmetic number, because the mean of its divisors is an integer number (17137224).
Almost surely, 2129000607 is an apocalyptic number.
129000607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
129000607 is a deficient number, since it is larger than the sum of its proper divisors (8097185).
129000607 is a wasteful number, since it uses less digits than its factorization.
129000607 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28289.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 129000607 is about 11357.8434132541. The cubic root of 129000607 is about 505.2782272349.
The spelling of 129000607 in words is "one hundred twenty-nine million, six hundred seven", and thus it is an aban number.
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