Base | Representation |
---|---|
bin | 11110111110101111100… |
… | …111110100010110000111 |
3 | 21112112012112220220221121 |
4 | 132332233213310112013 |
5 | 234340100021343333 |
6 | 4310010055454411 |
7 | 306545332102030 |
oct | 36765747642607 |
9 | 7475175826847 |
10 | 2128955262343 |
11 | 750980820068 |
12 | 2a4732987407 |
13 | 1259b4b66930 |
14 | 750832c3a87 |
15 | 3a5a427432d |
hex | 1efaf9f4587 |
2128955262343 has 32 divisors (see below), whose sum is σ = 2629857484800. Its totient is φ = 1678278476160.
The previous prime is 2128955262311. The next prime is 2128955262349. The reversal of 2128955262343 is 3432625598212.
It is not a de Polignac number, because 2128955262343 - 25 = 2128955262311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2128955262349) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67878421 + ... + 67909777.
It is an arithmetic number, because the mean of its divisors is an integer number (82183046400).
Almost surely, 22128955262343 is an apocalyptic number.
2128955262343 is a deficient number, since it is larger than the sum of its proper divisors (500902222457).
2128955262343 is a wasteful number, since it uses less digits than its factorization.
2128955262343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34087.
The product of its digits is 6220800, while the sum is 52.
The spelling of 2128955262343 in words is "two trillion, one hundred twenty-eight billion, nine hundred fifty-five million, two hundred sixty-two thousand, three hundred forty-three".
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