Base | Representation |
---|---|
bin | 1101000111110110101001… |
… | …10010100011100111110110 |
3 | 10210011201101010012122002101 |
4 | 12203323110302203213312 |
5 | 12240243431020124210 |
6 | 141212444010332314 |
7 | 6035601222356014 |
oct | 643732462434766 |
9 | 123151333178071 |
10 | 28857160317430 |
11 | 9216286770525 |
12 | 32a086472a09a |
13 | 13142ac19c2a3 |
14 | 71a9a05218b4 |
15 | 3509933b8a3a |
hex | 1a3ed4ca39f6 |
28857160317430 has 8 divisors (see below), whose sum is σ = 51942888571392. Its totient is φ = 11542864126968.
The previous prime is 28857160317397. The next prime is 28857160317539. The reversal of 28857160317430 is 3471306175882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442858015862 + ... + 1442858015881.
It is an arithmetic number, because the mean of its divisors is an integer number (6492861071424).
Almost surely, 228857160317430 is an apocalyptic number.
28857160317430 is a deficient number, since it is larger than the sum of its proper divisors (23085728253962).
28857160317430 is a wasteful number, since it uses less digits than its factorization.
28857160317430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2885716031750.
The product of its (nonzero) digits is 6773760, while the sum is 55.
The spelling of 28857160317430 in words is "twenty-eight trillion, eight hundred fifty-seven billion, one hundred sixty million, three hundred seventeen thousand, four hundred thirty".
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