Base | Representation |
---|---|
bin | 1101010101011… |
… | …1111101000101 |
3 | 10220020210002212 |
4 | 3111113331011 |
5 | 103304403124 |
6 | 5314513205 |
7 | 1246303121 |
oct | 325277505 |
9 | 126223085 |
10 | 55934789 |
11 | 296346a9 |
12 | 16895805 |
13 | b785811 |
14 | 7600581 |
15 | 4d9d40e |
hex | 3557f45 |
55934789 has 2 divisors, whose sum is σ = 55934790. Its totient is φ = 55934788.
The previous prime is 55934731. The next prime is 55934797. The reversal of 55934789 is 98743955.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 50908225 + 5026564 = 7135^2 + 2242^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55934789 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55934719) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27967394 + 27967395.
It is an arithmetic number, because the mean of its divisors is an integer number (27967395).
Almost surely, 255934789 is an apocalyptic number.
It is an amenable number.
55934789 is a deficient number, since it is larger than the sum of its proper divisors (1).
55934789 is an equidigital number, since it uses as much as digits as its factorization.
55934789 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1360800, while the sum is 50.
The square root of 55934789 is about 7478.9564111579. The cubic root of 55934789 is about 382.4376739265.
The spelling of 55934789 in words is "fifty-five million, nine hundred thirty-four thousand, seven hundred eighty-nine".
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