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44120417 = 1123174389
BaseRepresentation
bin1010100001001…
…1100101100001
310002000112211112
42220103211201
542243323132
64213353105
71044005645
oct250234541
9102015745
1044120417
11229a5360
1212938795
1391aa173
145c06c25
153d17ab2
hex2a13961

44120417 has 8 divisors (see below), whose sum is σ = 50224320. Its totient is φ = 38365360.

The previous prime is 44120369. The next prime is 44120429. The reversal of 44120417 is 71402144.

It is a happy number.

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

It is not a de Polignac number, because 44120417 - 214 = 44104033 is a prime.

It is a super-2 number, since 2×441204172 = 3893222392507778, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44120392 and 44120401.

It is not an unprimeable number, because it can be changed into a prime (44120437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86942 + ... + 87447.

It is an arithmetic number, because the mean of its divisors is an integer number (6278040).

Almost surely, 244120417 is an apocalyptic number.

It is an amenable number.

44120417 is a deficient number, since it is larger than the sum of its proper divisors (6103903).

44120417 is a wasteful number, since it uses less digits than its factorization.

44120417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174423.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 44120417 is about 6642.3201518746. The cubic root of 44120417 is about 353.3565962098.

The spelling of 44120417 in words is "forty-four million, one hundred twenty thousand, four hundred seventeen".

Divisors: 1 11 23 253 174389 1918279 4010947 44120417