Base | Representation |
---|---|
bin | 111100011001111001… |
… | …1110101111010000001 |
3 | 110101211021202201020001 |
4 | 1320303303311322001 |
5 | 4111130332401131 |
6 | 135331452120001 |
7 | 12241352623105 |
oct | 1706363657201 |
9 | 411737681201 |
10 | 129718247041 |
11 | 50016628a49 |
12 | 21182466001 |
13 | c3036c52c6 |
14 | 63c7cc5905 |
15 | 359325b261 |
hex | 1e33cf5e81 |
129718247041 has 8 divisors (see below), whose sum is σ = 132672207744. Its totient is φ = 126772369680.
The previous prime is 129718247027. The next prime is 129718247047. The reversal of 129718247041 is 140742817921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 129718247041 - 29 = 129718246529 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 129718246982 and 129718247000.
It is not an unprimeable number, because it can be changed into a prime (129718247047) 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, 1988370 + ... + 2052571.
It is an arithmetic number, because the mean of its divisors is an integer number (16584025968).
Almost surely, 2129718247041 is an apocalyptic number.
It is an amenable number.
129718247041 is a deficient number, since it is larger than the sum of its proper divisors (2953960703).
129718247041 is an equidigital number, since it uses as much as digits as its factorization.
129718247041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4041671.
The product of its (nonzero) digits is 225792, while the sum is 46.
The spelling of 129718247041 in words is "one hundred twenty-nine billion, seven hundred eighteen million, two hundred forty-seven thousand, forty-one".
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