Base | Representation |
---|---|
bin | 110110010100… |
… | …0010111000111 |
3 | 1222120202220221 |
4 | 1230220113013 |
5 | 24242224441 |
6 | 2454205211 |
7 | 464022643 |
oct | 154502707 |
9 | 58522827 |
10 | 28476871 |
11 | 15090105 |
12 | 9653807 |
13 | 5b90927 |
14 | 3ad3c23 |
15 | 27778d1 |
hex | 1b285c7 |
28476871 has 2 divisors, whose sum is σ = 28476872. Its totient is φ = 28476870.
The previous prime is 28476859. The next prime is 28476883. The reversal of 28476871 is 17867482.
It is a balanced prime because it is at equal distance from previous prime (28476859) and next prime (28476883).
It is a cyclic number.
It is not a de Polignac number, because 28476871 - 213 = 28468679 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28476841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14238435 + 14238436.
It is an arithmetic number, because the mean of its divisors is an integer number (14238436).
Almost surely, 228476871 is an apocalyptic number.
28476871 is a deficient number, since it is larger than the sum of its proper divisors (1).
28476871 is an equidigital number, since it uses as much as digits as its factorization.
28476871 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 150528, while the sum is 43.
The square root of 28476871 is about 5336.3724570161. The cubic root of 28476871 is about 305.3730846091.
The spelling of 28476871 in words is "twenty-eight million, four hundred seventy-six thousand, eight hundred seventy-one".
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