Base | Representation |
---|---|
bin | 1100011000100000101010100… |
… | …0110000001100001100001101 |
3 | 11020021021120121012011111212122 |
4 | 3012020022220300030030031 |
5 | 1403203044220323332310 |
6 | 12325131511114342325 |
7 | 351353502414024005 |
oct | 30610125060141415 |
9 | 4207246535144778 |
10 | 871374386152205 |
11 | 232712890332751 |
12 | 8189223aa2a9a5 |
13 | 2b52a3379391c0 |
14 | 11526a6122b005 |
15 | 6ab16aa389555 |
hex | 31882a8c0c30d |
871374386152205 has 16 divisors (see below), whose sum is σ = 1126084849007664. Its totient is φ = 643475882972160.
The previous prime is 871374386152199. The next prime is 871374386152247. The reversal of 871374386152205 is 502251683473178.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 320134470859204 + 551239915293001 = 17892302^2 + 23478499^2 .
It is not a de Polignac number, because 871374386152205 - 214 = 871374386135821 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73661045 + ... + 84668165.
It is an arithmetic number, because the mean of its divisors is an integer number (70380303062979).
Almost surely, 2871374386152205 is an apocalyptic number.
It is an amenable number.
871374386152205 is a deficient number, since it is larger than the sum of its proper divisors (254710462855459).
871374386152205 is a wasteful number, since it uses less digits than its factorization.
871374386152205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12225056.
The product of its (nonzero) digits is 67737600, while the sum is 62.
The spelling of 871374386152205 in words is "eight hundred seventy-one trillion, three hundred seventy-four billion, three hundred eighty-six million, one hundred fifty-two thousand, two hundred five".
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