Base | Representation |
---|---|
bin | 1101100001111… |
… | …0111011101001 |
3 | 10221210012002111 |
4 | 3120132323221 |
5 | 104011443201 |
6 | 5344202321 |
7 | 1256236213 |
oct | 330367351 |
9 | 127705074 |
10 | 56749801 |
11 | 2a040a69 |
12 | 170093a1 |
13 | b9ac784 |
14 | 77735b3 |
15 | 4eaeb51 |
hex | 361eee9 |
56749801 has 2 divisors, whose sum is σ = 56749802. Its totient is φ = 56749800.
The previous prime is 56749741. The next prime is 56749831. The reversal of 56749801 is 10894765.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 56475225 + 274576 = 7515^2 + 524^2 .
It is a cyclic number.
It is not a de Polignac number, because 56749801 - 219 = 56225513 is a prime.
It is not a weakly prime, because it can be changed into another prime (56749831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28374900 + 28374901.
It is an arithmetic number, because the mean of its divisors is an integer number (28374901).
Almost surely, 256749801 is an apocalyptic number.
It is an amenable number.
56749801 is a deficient number, since it is larger than the sum of its proper divisors (1).
56749801 is an equidigital number, since it uses as much as digits as its factorization.
56749801 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 60480, while the sum is 40.
The square root of 56749801 is about 7533.2463785542. The cubic root of 56749801 is about 384.2861929894.
The spelling of 56749801 in words is "fifty-six million, seven hundred forty-nine thousand, eight hundred one".
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