Base | Representation |
---|---|
bin | 100110001000… |
… | …010010001101 |
3 | 200210211010012 |
4 | 212020102031 |
5 | 10024323110 |
6 | 554123005 |
7 | 150650060 |
oct | 46102215 |
9 | 20724105 |
10 | 9995405 |
11 | 5707772 |
12 | 3420465 |
13 | 20bc754 |
14 | 14828d7 |
15 | d26905 |
hex | 98848d |
9995405 has 32 divisors (see below), whose sum is σ = 14743296. Its totient is φ = 6349824.
The previous prime is 9995369. The next prime is 9995407. The reversal of 9995405 is 5045999.
It is a cyclic number.
It is not a de Polignac number, because 9995405 - 26 = 9995341 is a prime.
It is a super-2 number, since 2×99954052 = 199816242228050, which contains 22 as substring.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9995407) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63587 + ... + 63743.
It is an arithmetic number, because the mean of its divisors is an integer number (460728).
Almost surely, 29995405 is an apocalyptic number.
It is an amenable number.
9995405 is a deficient number, since it is larger than the sum of its proper divisors (4747891).
9995405 is a wasteful number, since it uses less digits than its factorization.
9995405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 293.
The product of its (nonzero) digits is 72900, while the sum is 41.
The square root of 9995405 is about 3161.5510433963. The cubic root of 9995405 is about 215.4104651896.
The spelling of 9995405 in words is "nine million, nine hundred ninety-five thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •