Base | Representation |
---|---|
bin | 11101011111100010010101… |
… | …010111011111110100010001 |
3 | 122000021012112001010110121011 |
4 | 131133202111113133310101 |
5 | 114000134120141212032 |
6 | 1135512104532330521 |
7 | 36215163363661360 |
oct | 3537422527376421 |
9 | 560235461113534 |
10 | 129710518304017 |
11 | 38369a16044472 |
12 | 1266a926173a41 |
13 | 574b859937311 |
14 | 2406045d7b7d7 |
15 | eee105529247 |
hex | 75f8955dfd11 |
129710518304017 has 8 divisors (see below), whose sum is σ = 148282598777600. Its totient is φ = 111148939437984.
The previous prime is 129710518303937. The next prime is 129710518304023. The reversal of 129710518304017 is 710403815017921.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-129710518304017 is a prime.
It is not an unprimeable number, because it can be changed into a prime (129710518304077) 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, 2625375417 + ... + 2625424822.
It is an arithmetic number, because the mean of its divisors is an integer number (18535324847200).
Almost surely, 2129710518304017 is an apocalyptic number.
It is an amenable number.
129710518304017 is a deficient number, since it is larger than the sum of its proper divisors (18572080473583).
129710518304017 is an equidigital number, since it uses as much as digits as its factorization.
129710518304017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5250803775.
The product of its (nonzero) digits is 423360, while the sum is 49.
The spelling of 129710518304017 in words is "one hundred twenty-nine trillion, seven hundred ten billion, five hundred eighteen million, three hundred four thousand, seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •