Base | Representation |
---|---|
bin | 1101000011111… |
… | …1000111101010 |
3 | 10211002100012012 |
4 | 3100333013222 |
5 | 103011100430 |
6 | 5234115522 |
7 | 1233442355 |
oct | 320770752 |
9 | 124070165 |
10 | 54784490 |
11 | 28a19442 |
12 | 1641bba2 |
13 | b472077 |
14 | 73c129c |
15 | 4c22695 |
hex | 343f1ea |
54784490 has 16 divisors (see below), whose sum is σ = 99518760. Its totient is φ = 21712320.
The previous prime is 54784447. The next prime is 54784507. The reversal of 54784490 is 9448745.
It can be written as a sum of positive squares in 4 ways, for example, as 40819321 + 13965169 = 6389^2 + 3737^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24041 + ... + 26220.
Almost surely, 254784490 is an apocalyptic number.
54784490 is a deficient number, since it is larger than the sum of its proper divisors (44734270).
54784490 is a wasteful number, since it uses less digits than its factorization.
54784490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50377.
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 54784490 is about 7401.6545447623. The cubic root of 54784490 is about 379.7978842067.
The spelling of 54784490 in words is "fifty-four million, seven hundred eighty-four thousand, four hundred ninety".
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