Base | Representation |
---|---|
bin | 1101000101011… |
… | …1110010111111 |
3 | 10211021110211210 |
4 | 3101113302333 |
5 | 103022314232 |
6 | 5240215503 |
7 | 1234343142 |
oct | 321276277 |
9 | 124243753 |
10 | 54885567 |
11 | 28a88380 |
12 | 1646a593 |
13 | b4a9089 |
14 | 740a059 |
15 | 4c425cc |
hex | 3457cbf |
54885567 has 16 divisors (see below), whose sum is σ = 83305728. Its totient is φ = 31817280.
The previous prime is 54885559. The next prime is 54885577. The reversal of 54885567 is 76558845.
It is not a de Polignac number, because 54885567 - 23 = 54885559 is a prime.
It is a super-2 number, since 2×548855672 = 6024850929822978, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54885527) 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 15 ways as a sum of consecutive naturals, for example, 35398 + ... + 36915.
It is an arithmetic number, because the mean of its divisors is an integer number (5206608).
Almost surely, 254885567 is an apocalyptic number.
54885567 is a deficient number, since it is larger than the sum of its proper divisors (28420161).
54885567 is a wasteful number, since it uses less digits than its factorization.
54885567 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72350.
The product of its digits is 1344000, while the sum is 48.
The square root of 54885567 is about 7408.4793986351. The cubic root of 54885567 is about 380.0313155171.
The spelling of 54885567 in words is "fifty-four million, eight hundred eighty-five thousand, five hundred sixty-seven".
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