Base | Representation |
---|---|
bin | 11101011010010011111110… |
… | …011101101010010100000101 |
3 | 121221222212211201220010121021 |
4 | 131122103332131222110011 |
5 | 113423243340043242233 |
6 | 1135035132151551141 |
7 | 36150223601041261 |
oct | 3532237635522405 |
9 | 557885751803537 |
10 | 129351504274693 |
11 | 38240734a81508 |
12 | 1261123108b4b1 |
13 | 5723a43715b3c |
14 | 23d29092c10a1 |
15 | ee4ae1e76e2d |
hex | 75a4fe76a505 |
129351504274693 has 8 divisors (see below), whose sum is σ = 133964278928640. Its totient is φ = 124816255245360.
The previous prime is 129351504274651. The next prime is 129351504274709. The reversal of 129351504274693 is 396472405153921.
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-129351504274693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129351504274793) 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, 19381402758 + ... + 19381409431.
It is an arithmetic number, because the mean of its divisors is an integer number (16745534866080).
Almost surely, 2129351504274693 is an apocalyptic number.
It is an amenable number.
129351504274693 is a deficient number, since it is larger than the sum of its proper divisors (4612774653947).
129351504274693 is an equidigital number, since it uses as much as digits as its factorization.
129351504274693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38762812307.
The product of its (nonzero) digits is 48988800, while the sum is 61.
The spelling of 129351504274693 in words is "one hundred twenty-nine trillion, three hundred fifty-one billion, five hundred four million, two hundred seventy-four thousand, six hundred ninety-three".
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