Base | Representation |
---|---|
bin | 1100111100010… |
… | …1001110111111 |
3 | 10210010222100201 |
4 | 3033011032333 |
5 | 102344111442 |
6 | 5215304331 |
7 | 1226263012 |
oct | 317051677 |
9 | 123128321 |
10 | 54285247 |
11 | 28708345 |
12 | 1621b0a7 |
13 | b328a63 |
14 | 72d1379 |
15 | 4b747b7 |
hex | 33c53bf |
54285247 has 8 divisors (see below), whose sum is σ = 56136320. Its totient is φ = 52440480.
The previous prime is 54285239. The next prime is 54285263. The reversal of 54285247 is 74258245.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54285247 - 23 = 54285239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54285277) 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 7 ways as a sum of consecutive naturals, for example, 21529 + ... + 23917.
It is an arithmetic number, because the mean of its divisors is an integer number (7017040).
Almost surely, 254285247 is an apocalyptic number.
54285247 is a deficient number, since it is larger than the sum of its proper divisors (1851073).
54285247 is a wasteful number, since it uses less digits than its factorization.
54285247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3153.
The product of its digits is 89600, while the sum is 37.
The square root of 54285247 is about 7367.8522650770. The cubic root of 54285247 is about 378.6406811618.
The spelling of 54285247 in words is "fifty-four million, two hundred eighty-five thousand, two hundred forty-seven".
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