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3099109 = 131912547
BaseRepresentation
bin1011110100100111100101
312211110011211
423310213211
51243132414
6150231421
735225206
oct13644745
95743154
103099109
111827452
121055571
138467c0
145a95ad
154133c4
hex2f49e5

3099109 has 8 divisors (see below), whose sum is σ = 3513440. Its totient is φ = 2709936.

The previous prime is 3099073. The next prime is 3099127. The reversal of 3099109 is 9019903.

3099109 = T379 + T380 + ... + T417.

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

It is a cyclic number.

It is not a de Polignac number, because 3099109 - 29 = 3098597 is a prime.

It is a Duffinian number.

3099109 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3099169) 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 7 ways as a sum of consecutive naturals, for example, 6027 + ... + 6520.

It is an arithmetic number, because the mean of its divisors is an integer number (439180).

Almost surely, 23099109 is an apocalyptic number.

It is an amenable number.

3099109 is a deficient number, since it is larger than the sum of its proper divisors (414331).

3099109 is a wasteful number, since it uses less digits than its factorization.

3099109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12579.

The product of its (nonzero) digits is 2187, while the sum is 31.

The square root of 3099109 is about 1760.4286409849. The cubic root of 3099109 is about 145.7960027079.

The spelling of 3099109 in words is "three million, ninety-nine thousand, one hundred nine".

Divisors: 1 13 19 247 12547 163111 238393 3099109