Base | Representation |
---|---|
bin | 1101000000100… |
… | …0101000001001 |
3 | 10210200000000111 |
4 | 3100020220021 |
5 | 102431430124 |
6 | 5225234321 |
7 | 1231522546 |
oct | 320105011 |
9 | 123600014 |
10 | 54561289 |
11 | 28886782 |
12 | 163329a1 |
13 | b3c45b3 |
14 | 7363bcd |
15 | 4bcb494 |
hex | 3408a09 |
54561289 has 2 divisors, whose sum is σ = 54561290. Its totient is φ = 54561288.
The previous prime is 54561277. The next prime is 54561301. The reversal of 54561289 is 98216545.
It is a balanced prime because it is at equal distance from previous prime (54561277) and next prime (54561301).
It can be written as a sum of positive squares in only one way, i.e., 44448889 + 10112400 = 6667^2 + 3180^2 .
It is a cyclic number.
It is not a de Polignac number, because 54561289 - 25 = 54561257 is a prime.
It is not a weakly prime, because it can be changed into another prime (54561229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27280644 + 27280645.
It is an arithmetic number, because the mean of its divisors is an integer number (27280645).
Almost surely, 254561289 is an apocalyptic number.
It is an amenable number.
54561289 is a deficient number, since it is larger than the sum of its proper divisors (1).
54561289 is an equidigital number, since it uses as much as digits as its factorization.
54561289 is an evil number, because the sum of its binary digits is even.
The product of its digits is 86400, while the sum is 40.
The square root of 54561289 is about 7386.5613786118. The cubic root of 54561289 is about 379.2813958548.
The spelling of 54561289 in words is "fifty-four million, five hundred sixty-one thousand, two hundred eighty-nine".
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