Base | Representation |
---|---|
bin | 1101000101001… |
… | …1101010000111 |
3 | 10211020121120221 |
4 | 3101103222013 |
5 | 103021243430 |
6 | 5240005211 |
7 | 1234242544 |
oct | 321235207 |
9 | 124217527 |
10 | 54868615 |
11 | 28a7666a |
12 | 16460807 |
13 | b4a1449 |
14 | 7403bcb |
15 | 4c3c57a |
hex | 3453a87 |
54868615 has 8 divisors (see below), whose sum is σ = 66482208. Its totient is φ = 43468320.
The previous prime is 54868607. The next prime is 54868631. The reversal of 54868615 is 51686845.
54868615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54868615 - 23 = 54868607 is a prime.
It is a Duffinian number.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 52756 + ... + 53785.
It is an arithmetic number, because the mean of its divisors is an integer number (8310276).
Almost surely, 254868615 is an apocalyptic number.
54868615 is a deficient number, since it is larger than the sum of its proper divisors (11613593).
54868615 is a wasteful number, since it uses less digits than its factorization.
54868615 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106649.
The product of its digits is 230400, while the sum is 43.
The square root of 54868615 is about 7407.3352158519. The cubic root of 54868615 is about 379.9921858966.
The spelling of 54868615 in words is "fifty-four million, eight hundred sixty-eight thousand, six hundred fifteen".
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