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3102011213 = 71078634799
BaseRepresentation
bin1011100011100100…
…1110111101001101
322000011222111102012
42320321032331031
522323103324323
61231450511005
7136604442320
oct27071167515
98004874365
103102011213
111352005a34
12726a35465
133a58805c2
14215d9c7b7
151324e4678
hexb8e4ef4d

3102011213 has 16 divisors (see below), whose sum is σ = 3583180800. Its totient is φ = 2630417136.

The previous prime is 3102011177. The next prime is 3102011243. The reversal of 3102011213 is 3121102013.

It is a cyclic number.

It is not a de Polignac number, because 3102011213 - 210 = 3102010189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102011243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643988 + ... + 648786.

It is an arithmetic number, because the mean of its divisors is an integer number (223948800).

Almost surely, 23102011213 is an apocalyptic number.

It is an amenable number.

3102011213 is a deficient number, since it is larger than the sum of its proper divisors (481169587).

3102011213 is a wasteful number, since it uses less digits than its factorization.

3102011213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5776.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 3102011213 is about 55695.7019257321. The cubic root of 3102011213 is about 1458.4149955236.

Adding to 3102011213 its reverse (3121102013), we get a palindrome (6223113226).

The spelling of 3102011213 in words is "three billion, one hundred two million, eleven thousand, two hundred thirteen".

Divisors: 1 7 107 749 863 4799 6041 33593 92341 513493 646387 3594451 4141537 28990759 443144459 3102011213