Base | Representation |
---|---|
bin | 1100111001110… |
… | …1000000000011 |
3 | 10202211121022011 |
4 | 3032131000003 |
5 | 102323323301 |
6 | 5211553351 |
7 | 1225005400 |
oct | 316350003 |
9 | 122747264 |
10 | 54120451 |
11 | 28605550 |
12 | 1615b857 |
13 | b29ba48 |
14 | 728b2a7 |
15 | 4b40a51 |
hex | 339d003 |
54120451 has 48 divisors (see below), whose sum is σ = 73543680. Its totient is φ = 39312000.
The previous prime is 54120439. The next prime is 54120457. The reversal of 54120451 is 15402145.
It is not a de Polignac number, because 54120451 - 29 = 54119939 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54120457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 685030 + ... + 685108.
It is an arithmetic number, because the mean of its divisors is an integer number (1532160).
Almost surely, 254120451 is an apocalyptic number.
54120451 is a deficient number, since it is larger than the sum of its proper divisors (19423229).
54120451 is a wasteful number, since it uses less digits than its factorization.
54120451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176 (or 169 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 54120451 is about 7356.6603156595. The cubic root of 54120451 is about 378.2571409937.
Adding to 54120451 its reverse (15402145), we get a palindrome (69522596).
The spelling of 54120451 in words is "fifty-four million, one hundred twenty thousand, four hundred fifty-one".
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