Base | Representation |
---|---|
bin | 1100111101111… |
… | …0001010101001 |
3 | 10210100011110000 |
4 | 3033132022221 |
5 | 102410343434 |
6 | 5221413213 |
7 | 1230166521 |
oct | 317361251 |
9 | 123304400 |
10 | 54387369 |
11 | 28778043 |
12 | 1626a209 |
13 | b36339a |
14 | 731a681 |
15 | 4b94b99 |
hex | 33de2a9 |
54387369 has 40 divisors (see below), whose sum is σ = 86980608. Its totient is φ = 33747840.
The previous prime is 54387353. The next prime is 54387379. The reversal of 54387369 is 96378345.
It is not a de Polignac number, because 54387369 - 24 = 54387353 is a prime.
It is a super-2 number, since 2×543873692 = 5915971813484322, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54387379) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 174724 + ... + 175034.
Almost surely, 254387369 is an apocalyptic number.
It is an amenable number.
54387369 is a deficient number, since it is larger than the sum of its proper divisors (32593239).
54387369 is a wasteful number, since it uses less digits than its factorization.
54387369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 467 (or 458 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 54387369 is about 7374.7792509335. The cubic root of 54387369 is about 378.8779667585.
It can be divided in two parts, 54387 and 369, that added together give a square (54756 = 2342).
The spelling of 54387369 in words is "fifty-four million, three hundred eighty-seven thousand, three hundred sixty-nine".
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