Search a number
-
+
44414531 = 721396521
BaseRepresentation
bin1010100101101…
…1011001000011
310002120111021122
42221123121003
542332231111
64223542455
71046342300
oct251333103
9102514248
1044414531
1123086327
1212a5aa2b
139280cb5
145c820a7
153d74cdb
hex2a5b643

44414531 has 12 divisors (see below), whose sum is σ = 52045560. Its totient is φ = 37789920.

The previous prime is 44414519. The next prime is 44414543. The reversal of 44414531 is 13541444.

It is a happy number.

44414531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44414519) and next prime (44414543).

It is not a de Polignac number, because 44414531 - 214 = 44398147 is a prime.

It is a super-2 number, since 2×444145312 = 3945301127899922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44414531.

It is not an unprimeable number, because it can be changed into a prime (44414581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3551 + ... + 10071.

It is an arithmetic number, because the mean of its divisors is an integer number (4337130).

Almost surely, 244414531 is an apocalyptic number.

44414531 is a deficient number, since it is larger than the sum of its proper divisors (7631029).

44414531 is a wasteful number, since it uses less digits than its factorization.

44414531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674 (or 6667 counting only the distinct ones).

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

The square root of 44414531 is about 6664.4227807065. The cubic root of 44414531 is about 354.1400357800.

Adding to 44414531 its reverse (13541444), we get a palindrome (57955975).

The spelling of 44414531 in words is "forty-four million, four hundred fourteen thousand, five hundred thirty-one".

Divisors: 1 7 49 139 973 6521 6811 45647 319529 906419 6344933 44414531