Base | Representation |
---|---|
bin | 1100111010001… |
… | …1101010111000 |
3 | 10202212222202220 |
4 | 3032203222320 |
5 | 102330212033 |
6 | 5212324040 |
7 | 1225151133 |
oct | 316435270 |
9 | 122788686 |
10 | 54147768 |
11 | 28624024 |
12 | 16173620 |
13 | b2ab2cc |
14 | 729721a |
15 | 4b48bb3 |
hex | 33a3ab8 |
54147768 has 32 divisors (see below), whose sum is σ = 137926800. Its totient is φ = 17708288.
The previous prime is 54147767. The next prime is 54147787. The reversal of 54147768 is 86774145.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54147763) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20013 + ... + 22556.
Almost surely, 254147768 is an apocalyptic number.
It is an amenable number.
54147768 is an abundant number, since it is smaller than the sum of its proper divisors (83779032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54147768 is a wasteful number, since it uses less digits than its factorization.
54147768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42631 (or 42627 counting only the distinct ones).
The product of its digits is 188160, while the sum is 42.
The square root of 54147768 is about 7358.5166983571. The cubic root of 54147768 is about 378.3207713597.
The spelling of 54147768 in words is "fifty-four million, one hundred forty-seven thousand, seven hundred sixty-eight".
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