Base | Representation |
---|---|
bin | 1100111001110… |
… | …1110101011011 |
3 | 10202211202222200 |
4 | 3032131311123 |
5 | 102323430432 |
6 | 5212021243 |
7 | 1225021350 |
oct | 316356533 |
9 | 122752880 |
10 | 54123867 |
11 | 28608076 |
12 | 16161823 |
13 | b2a0475 |
14 | 728c627 |
15 | 4b41a7c |
hex | 339dd5b |
54123867 has 12 divisors (see below), whose sum is σ = 89347440. Its totient is φ = 30927888.
The previous prime is 54123851. The next prime is 54123877. The reversal of 54123867 is 76832145.
It is not a de Polignac number, because 54123867 - 24 = 54123851 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54123847) 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 11 ways as a sum of consecutive naturals, for example, 429492 + ... + 429617.
It is an arithmetic number, because the mean of its divisors is an integer number (7445620).
Almost surely, 254123867 is an apocalyptic number.
54123867 is a deficient number, since it is larger than the sum of its proper divisors (35223573).
54123867 is a wasteful number, since it uses less digits than its factorization.
54123867 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 859122 (or 859119 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 54123867 is about 7356.8924825635. The cubic root of 54123867 is about 378.2650991634.
The spelling of 54123867 in words is "fifty-four million, one hundred twenty-three thousand, eight hundred sixty-seven".
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