Base | Representation |
---|---|
bin | 1100111111001… |
… | …1110001111001 |
3 | 10210111122212211 |
4 | 3033303301321 |
5 | 102421212042 |
6 | 5223335121 |
7 | 1231015600 |
oct | 317636171 |
9 | 123448784 |
10 | 54475897 |
11 | 28828603 |
12 | 162b14a1 |
13 | b394778 |
14 | 7340a37 |
15 | 4bb1017 |
hex | 33f3c79 |
54475897 has 12 divisors (see below), whose sum is σ = 65415936. Its totient is φ = 45186120.
The previous prime is 54475873. The next prime is 54475919. The reversal of 54475897 is 79857445.
It is not a de Polignac number, because 54475897 - 219 = 53951609 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 54475897.
It is not an unprimeable number, because it can be changed into a prime (54475807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16413 + ... + 19450.
It is an arithmetic number, because the mean of its divisors is an integer number (5451328).
Almost surely, 254475897 is an apocalyptic number.
It is an amenable number.
54475897 is a deficient number, since it is larger than the sum of its proper divisors (10940039).
54475897 is a wasteful number, since it uses less digits than its factorization.
54475897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35908 (or 35901 counting only the distinct ones).
The product of its digits is 1411200, while the sum is 49.
The square root of 54475897 is about 7380.7788884372. The cubic root of 54475897 is about 379.0834257769.
The spelling of 54475897 in words is "fifty-four million, four hundred seventy-five thousand, eight hundred ninety-seven".
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