Base | Representation |
---|---|
bin | 1101000110111… |
… | …0011000110010 |
3 | 10211110011202212 |
4 | 3101232120302 |
5 | 103033244343 |
6 | 5242212122 |
7 | 1235210000 |
oct | 321563062 |
9 | 124404685 |
10 | 54978098 |
11 | 2904094a |
12 | 164b4042 |
13 | b50c226 |
14 | 7431a70 |
15 | 4c5ec18 |
hex | 346e632 |
54978098 has 30 divisors (see below), whose sum is σ = 97113471. Its totient is φ = 23341836.
The previous prime is 54978083. The next prime is 54978101. The reversal of 54978098 is 89087945.
54978098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 27489049 + 27489049 = 5243^2 + 5243^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5243.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 513761 + ... + 513867.
Almost surely, 254978098 is an apocalyptic number.
54978098 is a deficient number, since it is larger than the sum of its proper divisors (42135373).
54978098 is an frugal number, since it uses more digits than its factorization.
54978098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244 (or 116 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 50.
The square root of 54978098 is about 7414.7217075221. The cubic root of 54978098 is about 380.2447592135.
Multiplying 54978098 by its sum of digits (50), we get a square (2748904900 = 524302).
The spelling of 54978098 in words is "fifty-four million, nine hundred seventy-eight thousand, ninety-eight".
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