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9996205 = 513714593
BaseRepresentation
bin100110001000…
…011110101101
3200210212012211
4212020132231
510024334310
6554130421
7150652312
oct46103655
920725184
109996205
11570832a
123420a11
1320bcc1b
141482d09
15d26c8a

9996205 has 8 divisors (see below), whose sum is σ = 12083832. Its totient is φ = 7938048.

The previous prime is 9996157. The next prime is 9996209. The reversal of 9996205 is 5026999.

It can be divided in two parts, 9996 and 205, that added together give a palindrome (10201).

9996205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 142884 + 9853321 = 378^2 + 3139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 7-Lehmer number, since φ(9996205) divides (9996205-1)7.

It is a cyclic number.

It is not a de Polignac number, because 9996205 - 221 = 7899053 is a prime.

It is a super-2 number, since 2×99962052 = 199848228804050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9996209) 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, 6612 + ... + 7981.

It is an arithmetic number, because the mean of its divisors is an integer number (1510479).

Almost surely, 29996205 is an apocalyptic number.

It is an amenable number.

9996205 is a deficient number, since it is larger than the sum of its proper divisors (2087627).

9996205 is a wasteful number, since it uses less digits than its factorization.

9996205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14735.

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 9996205 is about 3161.6775610426. The cubic root of 9996205 is about 215.4162119561.

The spelling of 9996205 in words is "nine million, nine hundred ninety-six thousand, two hundred five".

Divisors: 1 5 137 685 14593 72965 1999241 9996205