Base | Representation |
---|---|
bin | 1100111111010… |
… | …1000000110101 |
3 | 10210111220210221 |
4 | 3033311000311 |
5 | 102421342244 |
6 | 5223414341 |
7 | 1231036405 |
oct | 317650065 |
9 | 123456727 |
10 | 54480949 |
11 | 28831386 |
12 | 162b43b1 |
13 | b396b63 |
14 | 7342805 |
15 | 4bb2784 |
hex | 33f5035 |
54480949 has 4 divisors (see below), whose sum is σ = 54495936. Its totient is φ = 54465964.
The previous prime is 54480913. The next prime is 54480973. The reversal of 54480949 is 94908445.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 54480949 - 211 = 54478901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54480749) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1812 + ... + 10594.
It is an arithmetic number, because the mean of its divisors is an integer number (13623984).
Almost surely, 254480949 is an apocalyptic number.
It is an amenable number.
54480949 is a deficient number, since it is larger than the sum of its proper divisors (14987).
54480949 is an equidigital number, since it uses as much as digits as its factorization.
54480949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14986.
The product of its (nonzero) digits is 207360, while the sum is 43.
The square root of 54480949 is about 7381.1211208054. The cubic root of 54480949 is about 379.0951439273.
The spelling of 54480949 in words is "fifty-four million, four hundred eighty thousand, nine hundred forty-nine".
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