Base | Representation |
---|---|
bin | 111101001110… |
… | …010011110001 |
3 | 1010012101121222 |
4 | 331032103301 |
5 | 13102040033 |
6 | 1331554425 |
7 | 253263143 |
oct | 75162361 |
9 | 33171558 |
10 | 16049393 |
11 | 9072168 |
12 | 545ba15 |
13 | 342c1a9 |
14 | 21bac93 |
15 | 1620598 |
hex | f4e4f1 |
16049393 has 8 divisors (see below), whose sum is σ = 16244712. Its totient is φ = 15855616.
The previous prime is 16049387. The next prime is 16049399. The reversal of 16049393 is 39394061.
It is an interprime number because it is at equal distance from previous prime (16049387) and next prime (16049399).
It can be written as a sum of positive squares in 4 ways, for example, as 7795264 + 8254129 = 2792^2 + 2873^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 16049393 - 216 = 15983857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (16049399) 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, 50471 + ... + 50787.
It is an arithmetic number, because the mean of its divisors is an integer number (2030589).
Almost surely, 216049393 is an apocalyptic number.
It is an amenable number.
16049393 is a deficient number, since it is larger than the sum of its proper divisors (195319).
16049393 is a wasteful number, since it uses less digits than its factorization.
16049393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771.
The product of its (nonzero) digits is 17496, while the sum is 35.
The square root of 16049393 is about 4006.1693673633. The cubic root of 16049393 is about 252.2432406154.
The spelling of 16049393 in words is "sixteen million, forty-nine thousand, three hundred ninety-three".
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