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10022105 = 52004421
BaseRepresentation
bin100110001110…
…110011011001
3200212011202002
4212032303121
510031201410
6554450345
7151120652
oct46166331
920764662
1010022105
115725835
1234339b5
1320cb952
14148c529
15d2e7a5
hex98ecd9

10022105 has 4 divisors (see below), whose sum is σ = 12026532. Its totient is φ = 8017680.

The previous prime is 10022099. The next prime is 10022107. The reversal of 10022105 is 50122001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50122001 = 172948353.

It can be written as a sum of positive squares in 2 ways, for example, as 5438224 + 4583881 = 2332^2 + 2141^2 .

It is not a de Polignac number, because 10022105 - 26 = 10022041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10022107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002206 + ... + 1002215.

It is an arithmetic number, because the mean of its divisors is an integer number (3006633).

Almost surely, 210022105 is an apocalyptic number.

It is an amenable number.

10022105 is a deficient number, since it is larger than the sum of its proper divisors (2004427).

10022105 is an equidigital number, since it uses as much as digits as its factorization.

10022105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004426.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 10022105 is about 3165.7708382004. The cubic root of 10022105 is about 215.6020981067.

Adding to 10022105 its reverse (50122001), we get a palindrome (60144106).

The spelling of 10022105 in words is "ten million, twenty-two thousand, one hundred five".

Divisors: 1 5 2004421 10022105