Base | Representation |
---|---|
bin | 1100111111010… |
… | …0101001110111 |
3 | 10210111211210111 |
4 | 3033310221313 |
5 | 102421320404 |
6 | 5223403451 |
7 | 1231032205 |
oct | 317645167 |
9 | 123454714 |
10 | 54479479 |
11 | 2883026a |
12 | 162b3587 |
13 | b3962a2 |
14 | 7342075 |
15 | 4bb2104 |
hex | 33f4a77 |
54479479 has 16 divisors (see below), whose sum is σ = 60883200. Its totient is φ = 48508416.
The previous prime is 54479473. The next prime is 54479483. The reversal of 54479479 is 97497445.
It is a cyclic number.
It is not a de Polignac number, because 54479479 - 27 = 54479351 is a prime.
It is a super-2 number, since 2×544794792 = 5936027264222882, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54479473) 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 15 ways as a sum of consecutive naturals, for example, 24727 + ... + 26839.
It is an arithmetic number, because the mean of its divisors is an integer number (3805200).
Almost surely, 254479479 is an apocalyptic number.
54479479 is a gapful number since it is divisible by the number (59) formed by its first and last digit.
54479479 is a deficient number, since it is larger than the sum of its proper divisors (6403721).
54479479 is a wasteful number, since it uses less digits than its factorization.
54479479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2214.
The product of its digits is 1270080, while the sum is 49.
The square root of 54479479 is about 7381.0215417651. The cubic root of 54479479 is about 379.0917343265.
The spelling of 54479479 in words is "fifty-four million, four hundred seventy-nine thousand, four hundred seventy-nine".
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