Base | Representation |
---|---|
bin | 110111011001111001111… |
… | …011100000110101110111 |
3 | 111110222112022201122120010 |
4 | 313121321323200311313 |
5 | 444340011441342112 |
6 | 12033031141511303 |
7 | 542034406463400 |
oct | 67317173406567 |
9 | 14428468648503 |
10 | 3807386668407 |
11 | 1238781574803 |
12 | 515a92112533 |
13 | 21805bc3698a |
14 | d23c82ac9a7 |
15 | 6908b27d63c |
hex | 37679ee0d77 |
3807386668407 has 96 divisors (see below), whose sum is σ = 6401147580864. Its totient is φ = 1999613952000.
The previous prime is 3807386668363. The next prime is 3807386668417. The reversal of 3807386668407 is 7048666837083.
It is not a de Polignac number, because 3807386668407 - 212 = 3807386664311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3807386668417) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18321807 + ... + 18528447.
It is an arithmetic number, because the mean of its divisors is an integer number (66678620634).
Almost surely, 23807386668407 is an apocalyptic number.
3807386668407 is a deficient number, since it is larger than the sum of its proper divisors (2593760912457).
3807386668407 is a wasteful number, since it uses less digits than its factorization.
3807386668407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206849 (or 206842 counting only the distinct ones).
The product of its (nonzero) digits is 195084288, while the sum is 66.
The spelling of 3807386668407 in words is "three trillion, eight hundred seven billion, three hundred eighty-six million, six hundred sixty-eight thousand, four hundred seven".
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