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3112302213 = 321367252971
BaseRepresentation
bin1011100110000001…
…1111011010000101
322000220100100000100
42321200133122011
522333222132323
61232455234313
7140061063246
oct27140373205
98026310010
103112302213
1113578a4799
1272a378999
133a7a44757
142174baccd
15133378943
hexb981f685

3112302213 has 12 divisors (see below), whose sum is σ = 4498854048. Its totient is φ = 2073342120.

The previous prime is 3112302121. The next prime is 3112302229. The reversal of 3112302213 is 3122032113.

3112302213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3112302213 - 29 = 3112301701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112302233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114183 + ... + 138788.

It is an arithmetic number, because the mean of its divisors is an integer number (374904504).

Almost surely, 23112302213 is an apocalyptic number.

It is an amenable number.

3112302213 is a deficient number, since it is larger than the sum of its proper divisors (1386551835).

3112302213 is a wasteful number, since it uses less digits than its factorization.

3112302213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254344 (or 254341 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3112302213 is about 55788.0113734125. The cubic root of 3112302213 is about 1460.0259914370.

Adding to 3112302213 its reverse (3122032113), we get a palindrome (6234334326).

The spelling of 3112302213 in words is "three billion, one hundred twelve million, three hundred two thousand, two hundred thirteen".

Divisors: 1 3 9 1367 4101 12303 252971 758913 2276739 345811357 1037434071 3112302213