Base | Representation |
---|---|
bin | 110111110110110110101… |
… | …100011001011001010001 |
3 | 111120221202122011120020011 |
4 | 313312312230121121101 |
5 | 1000342142021340433 |
6 | 12055211424314521 |
7 | 544214613126361 |
oct | 67666654313121 |
9 | 14527678146204 |
10 | 3838470886993 |
11 | 124a982824256 |
12 | 51bb08172a41 |
13 | 21ac73b15522 |
14 | d3ad67089a1 |
15 | 69caa1723cd |
hex | 37db6b19651 |
3838470886993 has 2 divisors, whose sum is σ = 3838470886994. Its totient is φ = 3838470886992.
The previous prime is 3838470886979. The next prime is 3838470887123. The reversal of 3838470886993 is 3996880748383.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3655942850704 + 182528036289 = 1912052^2 + 427233^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3838470886993 is a prime.
It is not a weakly prime, because it can be changed into another prime (3838470886963) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919235443496 + 1919235443497.
It is an arithmetic number, because the mean of its divisors is an integer number (1919235443497).
Almost surely, 23838470886993 is an apocalyptic number.
It is an amenable number.
3838470886993 is a deficient number, since it is larger than the sum of its proper divisors (1).
3838470886993 is an equidigital number, since it uses as much as digits as its factorization.
3838470886993 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1504935936, while the sum is 76.
The spelling of 3838470886993 in words is "three trillion, eight hundred thirty-eight billion, four hundred seventy million, eight hundred eighty-six thousand, nine hundred ninety-three".
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