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8930105 = 51786021
BaseRepresentation
bin100010000100…
…001100111001
3121210200210122
4202010030321
54241230410
6515223025
7135622202
oct42041471
917720718
108930105
11504a358
122ba7a75
131b088b2
1412865a9
15bb5e55
hex884339

8930105 has 4 divisors (see below), whose sum is σ = 10716132. Its totient is φ = 7144080.

The previous prime is 8930101. The next prime is 8930107. The reversal of 8930105 is 5010398.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1073296 + 7856809 = 1036^2 + 2803^2 .

It is not a de Polignac number, because 8930105 - 22 = 8930101 is a prime.

It is a super-2 number, since 2×89301052 = 159493550622050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8930101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893006 + ... + 893015.

It is an arithmetic number, because the mean of its divisors is an integer number (2679033).

Almost surely, 28930105 is an apocalyptic number.

It is an amenable number.

8930105 is a deficient number, since it is larger than the sum of its proper divisors (1786027).

8930105 is a wasteful number, since it uses less digits than its factorization.

8930105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786026.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 8930105 is about 2988.3281279003. The cubic root of 8930105 is about 207.4685102454.

The spelling of 8930105 in words is "eight million, nine hundred thirty thousand, one hundred five".

Divisors: 1 5 1786021 8930105