Base | Representation |
---|---|
bin | 111101011011… |
… | …111110110101 |
3 | 1010022020110012 |
4 | 331123332311 |
5 | 13110333042 |
6 | 1333110005 |
7 | 253615340 |
oct | 75337665 |
9 | 33266405 |
10 | 16105397 |
11 | 9100250 |
12 | 5488305 |
13 | 344b829 |
14 | 21d3457 |
15 | 1631e82 |
hex | f5bfb5 |
16105397 has 16 divisors (see below), whose sum is σ = 20625792. Its totient is φ = 12208320.
The previous prime is 16105387. The next prime is 16105421. The reversal of 16105397 is 79350161.
It is a cyclic number.
It is not a de Polignac number, because 16105397 - 210 = 16104373 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16105367) 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, 23 + ... + 5675.
It is an arithmetic number, because the mean of its divisors is an integer number (1289112).
Almost surely, 216105397 is an apocalyptic number.
It is an amenable number.
16105397 is a deficient number, since it is larger than the sum of its proper divisors (4520395).
16105397 is a wasteful number, since it uses less digits than its factorization.
16105397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5708.
The product of its (nonzero) digits is 5670, while the sum is 32.
The square root of 16105397 is about 4013.1529998245. The cubic root of 16105397 is about 252.5362990653.
It can be divided in two parts, 1610 and 5397, that added together give a palindrome (7007).
The spelling of 16105397 in words is "sixteen million, one hundred five thousand, three hundred ninety-seven".
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