Base | Representation |
---|---|
bin | 11010111011011011… |
… | …001011000000100011 |
3 | 2202122002021220112012 |
4 | 122323123023000203 |
5 | 433204023004042 |
6 | 21141045023135 |
7 | 2042344131014 |
oct | 327333130043 |
9 | 82562256465 |
10 | 28914266147 |
11 | 11298393128 |
12 | 572b3b4aab |
13 | 295a46aa30 |
14 | 158418100b |
15 | b4365ee82 |
hex | 6bb6cb023 |
28914266147 has 8 divisors (see below), whose sum is σ = 31154744544. Its totient is φ = 26676116928.
The previous prime is 28914266141. The next prime is 28914266167. The reversal of 28914266147 is 74166241982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28914266147 - 24 = 28914266131 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28914266095 and 28914266104.
It is not an unprimeable number, because it can be changed into a prime (28914266141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556463 + ... + 606200.
It is an arithmetic number, because the mean of its divisors is an integer number (3894343068).
Almost surely, 228914266147 is an apocalyptic number.
28914266147 is a deficient number, since it is larger than the sum of its proper divisors (2240478397).
28914266147 is a wasteful number, since it uses less digits than its factorization.
28914266147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1164589.
The product of its digits is 1161216, while the sum is 50.
The spelling of 28914266147 in words is "twenty-eight billion, nine hundred fourteen million, two hundred sixty-six thousand, one hundred forty-seven".
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