Base | Representation |
---|---|
bin | 1100111001101… |
… | …0010100111001 |
3 | 10202211001021110 |
4 | 3032122110321 |
5 | 102323000442 |
6 | 5211430533 |
7 | 1224631431 |
oct | 316322471 |
9 | 122731243 |
10 | 54109497 |
11 | 285a82a2 |
12 | 16155449 |
13 | b296a70 |
14 | 72872c1 |
15 | 4b3c69c |
hex | 339a539 |
54109497 has 16 divisors (see below), whose sum is σ = 77874048. Its totient is φ = 33221760.
The previous prime is 54109483. The next prime is 54109513. The reversal of 54109497 is 79490145.
It is not a de Polignac number, because 54109497 - 27 = 54109369 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (54109417) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18988 + ... + 21650.
It is an arithmetic number, because the mean of its divisors is an integer number (4867128).
Almost surely, 254109497 is an apocalyptic number.
It is an amenable number.
54109497 is a deficient number, since it is larger than the sum of its proper divisors (23764551).
54109497 is a wasteful number, since it uses less digits than its factorization.
54109497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3200.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 54109497 is about 7355.9157825522. The cubic root of 54109497 is about 378.2316194750.
The spelling of 54109497 in words is "fifty-four million, one hundred nine thousand, four hundred ninety-seven".
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