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3146109 = 31048703
BaseRepresentation
bin1100000000000101111101
312220211122120
430000011331
51301133414
6151233153
735512221
oct14000575
95824576
103146109
11185979a
1210787b9
13862005
145bc781
154222a9
hex30017d

3146109 has 4 divisors (see below), whose sum is σ = 4194816. Its totient is φ = 2097404.

The previous prime is 3146107. The next prime is 3146131. The reversal of 3146109 is 9016413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3146109 - 21 = 3146107 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3146107) 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, 524349 + ... + 524354.

It is an arithmetic number, because the mean of its divisors is an integer number (1048704).

Almost surely, 23146109 is an apocalyptic number.

It is an amenable number.

3146109 is a deficient number, since it is larger than the sum of its proper divisors (1048707).

3146109 is a wasteful number, since it uses less digits than its factorization.

3146109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048706.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 3146109 is about 1773.7274311461. The cubic root of 3146109 is about 146.5293382828.

The spelling of 3146109 in words is "three million, one hundred forty-six thousand, one hundred nine".

Divisors: 1 3 1048703 3146109