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4420451213 = 192343235243
BaseRepresentation
bin1000001110111101…
…01011101110001101
3102102001212012002022
410013132223232031
533023113414323
62010345335525
7214354133603
oct40736535615
912361765068
104420451213
111969258472
12a344975a5
13555a73909
142dd11d873
151ad1284c8
hex1077abb8d

4420451213 has 16 divisors (see below), whose sum is σ = 4968353280. Its totient is φ = 3912544944.

The previous prime is 4420451209. The next prime is 4420451261. The reversal of 4420451213 is 3121540244.

It is a cyclic number.

It is not a de Polignac number, because 4420451213 - 22 = 4420451209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420451263) 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, 98831 + ... + 136412.

It is an arithmetic number, because the mean of its divisors is an integer number (310522080).

Almost surely, 24420451213 is an apocalyptic number.

4420451213 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

4420451213 is a deficient number, since it is larger than the sum of its proper divisors (547902067).

4420451213 is a wasteful number, since it uses less digits than its factorization.

4420451213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235328.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 4420451213 is about 66486.4739101120. The cubic root of 4420451213 is about 1641.1774229934.

Adding to 4420451213 its reverse (3121540244), we get a palindrome (7541991457).

The spelling of 4420451213 in words is "four billion, four hundred twenty million, four hundred fifty-one thousand, two hundred thirteen".

Divisors: 1 19 23 43 437 817 989 18791 235243 4469617 5410589 10115449 102801191 192193531 232655327 4420451213