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3311312111 = 53113552899
BaseRepresentation
bin1100010101011110…
…1001110011101111
322112202211002021022
43011113221303233
523240143441421
61304324524355
7145025455112
oct30527516357
98482732238
103311312111
11144a170888
12784b506bb
1340a0431a3
14235ac2579
15145a897ab
hexc55e9cef

3311312111 has 8 divisors (see below), whose sum is σ = 3403652400. Its totient is φ = 3220077952.

The previous prime is 3311312099. The next prime is 3311312143. The reversal of 3311312111 is 1112131133.

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 3311312111 - 218 = 3311049967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3311312111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311312171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270461 + ... + 282438.

It is an arithmetic number, because the mean of its divisors is an integer number (425456550).

Almost surely, 23311312111 is an apocalyptic number.

3311312111 is a deficient number, since it is larger than the sum of its proper divisors (92340289).

3311312111 is a wasteful number, since it uses less digits than its factorization.

3311312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553065.

The product of its digits is 54, while the sum is 17.

The square root of 3311312111 is about 57544.0015205755. The cubic root of 3311312111 is about 1490.5047778497.

Adding to 3311312111 its reverse (1112131133), we get a palindrome (4423443244).

The spelling of 3311312111 in words is "three billion, three hundred eleven million, three hundred twelve thousand, one hundred eleven".

Divisors: 1 53 113 5989 552899 29303647 62477587 3311312111