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44226031 = 149296819
BaseRepresentation
bin1010100010110…
…1010111101111
310002012220201011
42220231113233
542310213111
64215530051
71044625603
oct250552757
9102186634
1044226031
1122a67743
1212989927
139216265
145c33503
153d39021
hex2a2d5ef

44226031 has 4 divisors (see below), whose sum is σ = 44523000. Its totient is φ = 43929064.

The previous prime is 44226011. The next prime is 44226041. The reversal of 44226031 is 13062244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44226031 - 215 = 44193263 is a prime.

It is a super-2 number, since 2×442260312 = 3911883636025922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44225993 and 44226011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44226001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148261 + ... + 148558.

It is an arithmetic number, because the mean of its divisors is an integer number (11130750).

Almost surely, 244226031 is an apocalyptic number.

44226031 is a deficient number, since it is larger than the sum of its proper divisors (296969).

44226031 is a wasteful number, since it uses less digits than its factorization.

44226031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296968.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 44226031 is about 6650.2654834224. The cubic root of 44226031 is about 353.6383226578.

Adding to 44226031 its reverse (13062244), we get a palindrome (57288275).

The spelling of 44226031 in words is "forty-four million, two hundred twenty-six thousand, thirty-one".

Divisors: 1 149 296819 44226031