Base | Representation |
---|---|
bin | 111101111100… |
… | …011110010100 |
3 | 1010120000000100 |
4 | 331330132110 |
5 | 13124112414 |
6 | 1340014100 |
7 | 255011343 |
oct | 75743624 |
9 | 33500010 |
10 | 16238484 |
11 | 9191239 |
12 | 5531330 |
13 | 3497292 |
14 | 2229b5a |
15 | 165b609 |
hex | f7c794 |
16238484 has 18 divisors (see below), whose sum is σ = 41047370. Its totient is φ = 5412816.
The previous prime is 16238461. The next prime is 16238489. The reversal of 16238484 is 48483261.
It can be written as a sum of positive squares in only one way, i.e., 9363600 + 6874884 = 3060^2 + 2622^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 451069 = 16238484 / (1 + 6 + 2 + 3 + 8 + 4 + 8 + 4).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16238489) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225499 + ... + 225570.
Almost surely, 216238484 is an apocalyptic number.
It is an amenable number.
16238484 is an abundant number, since it is smaller than the sum of its proper divisors (24808886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16238484 is a wasteful number, since it uses less digits than its factorization.
16238484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451079 (or 451074 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 16238484 is about 4029.7002369903. The cubic root of 16238484 is about 253.2300032578.
The spelling of 16238484 in words is "sixteen million, two hundred thirty-eight thousand, four hundred eighty-four".
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