Base | Representation |
---|---|
bin | 10011111010010000111100 |
3 | 100211011122200 |
4 | 103322100330 |
5 | 2314010023 |
6 | 303511500 |
7 | 62235606 |
oct | 23722074 |
9 | 10734580 |
10 | 5219388 |
11 | 2a45449 |
12 | 18b8590 |
13 | 11098c5 |
14 | 99c176 |
15 | 6d1743 |
hex | 4fa43c |
5219388 has 18 divisors (see below), whose sum is σ = 13193544. Its totient is φ = 1739784.
The previous prime is 5219381. The next prime is 5219393. The reversal of 5219388 is 8839125.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×52193882 = 54484022189088, which contains 22 as substring.
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: 144983 = 5219388 / (5 + 2 + 1 + 9 + 3 + 8 + 8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5219381) 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, 72456 + ... + 72527.
Almost surely, 25219388 is an apocalyptic number.
It is an amenable number.
5219388 is an abundant number, since it is smaller than the sum of its proper divisors (7974156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5219388 is a wasteful number, since it uses less digits than its factorization.
5219388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144993 (or 144988 counting only the distinct ones).
The product of its digits is 17280, while the sum is 36.
The square root of 5219388 is about 2284.5979952718. The cubic root of 5219388 is about 173.4628699679.
The spelling of 5219388 in words is "five million, two hundred nineteen thousand, three hundred eighty-eight".
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