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10000195 = 52000039
BaseRepresentation
bin100110001001…
…011101000011
3200211001200121
4212021131003
510030001240
6554201111
7151000042
oct46113503
920731617
1010000195
115710327
123423197
1320c199a
141484559
15d2804a
hex989743

10000195 has 4 divisors (see below), whose sum is σ = 12000240. Its totient is φ = 8000152.

The previous prime is 10000189. The next prime is 10000223. The reversal of 10000195 is 59100001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10000195 - 211 = 9998147 is a prime.

10000195 is a modest number, since divided by 195 gives 10 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000015 + ... + 1000024.

It is an arithmetic number, because the mean of its divisors is an integer number (3000060).

Almost surely, 210000195 is an apocalyptic number.

10000195 is a deficient number, since it is larger than the sum of its proper divisors (2000045).

10000195 is an equidigital number, since it uses as much as digits as its factorization.

10000195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000044.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 10000195 is about 3162.3084922253. The cubic root of 10000195 is about 215.4448693766. Note that the first 3 decimals are identical.

Adding to 10000195 its reverse (59100001), we get a palindrome (69100196).

The spelling of 10000195 in words is "ten million, one hundred ninety-five", and thus it is an aban number.

Divisors: 1 5 2000039 10000195