Base | Representation |
---|---|
bin | 11101111010000000111… |
… | …110001001101111100001 |
3 | 21021110201111121212220011 |
4 | 131322000332021233201 |
5 | 232132430441101334 |
6 | 4212043203244521 |
7 | 301323506664310 |
oct | 35720076115741 |
9 | 7243644555804 |
10 | 2055158143969 |
11 | 722651215837 |
12 | 292378379741 |
13 | 11ba53b53698 |
14 | 7168228a277 |
15 | 386d5616564 |
hex | 1de80f89be1 |
2055158143969 has 32 divisors (see below), whose sum is σ = 2428997861376. Its totient is φ = 1701592911360.
The previous prime is 2055158143933. The next prime is 2055158143981. The reversal of 2055158143969 is 9693418515502.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2055158143969 - 213 = 2055158135777 is a prime.
It is a super-2 number, since 2×20551581439692 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2055158143669) 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, 350886289 + ... + 350892145.
It is an arithmetic number, because the mean of its divisors is an integer number (75906183168).
Almost surely, 22055158143969 is an apocalyptic number.
It is an amenable number.
2055158143969 is a deficient number, since it is larger than the sum of its proper divisors (373839717407).
2055158143969 is a wasteful number, since it uses less digits than its factorization.
2055158143969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8605.
The product of its (nonzero) digits is 11664000, while the sum is 58.
The spelling of 2055158143969 in words is "two trillion, fifty-five billion, one hundred fifty-eight million, one hundred forty-three thousand, nine hundred sixty-nine".
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