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2444013111 = 31942877423
BaseRepresentation
bin1001000110101100…
…1010111000110111
320022022211201201010
42101223022320313
520001131404421
61042303403303
7114364524441
oct22153127067
96268751633
102444013111
111044644251
125825b3533
132cc459007
14192839491
15e486c076
hex91acae37

2444013111 has 8 divisors (see below), whose sum is σ = 3430193920. Its totient is φ = 1543587192.

The previous prime is 2444013083. The next prime is 2444013139. The reversal of 2444013111 is 1113104442.

It is an interprime number because it is at equal distance from previous prime (2444013083) and next prime (2444013139).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2444013111 - 25 = 2444013079 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 (2444013161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21438655 + ... + 21438768.

It is an arithmetic number, because the mean of its divisors is an integer number (428774240).

Almost surely, 22444013111 is an apocalyptic number.

2444013111 is a deficient number, since it is larger than the sum of its proper divisors (986180809).

2444013111 is a wasteful number, since it uses less digits than its factorization.

2444013111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42877445.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2444013111 is about 49436.9609806266. The cubic root of 2444013111 is about 1347.0007693961. Note that the first 3 decimals are identical.

Adding to 2444013111 its reverse (1113104442), we get a palindrome (3557117553).

The spelling of 2444013111 in words is "two billion, four hundred forty-four million, thirteen thousand, one hundred eleven".

Divisors: 1 3 19 57 42877423 128632269 814671037 2444013111