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120044425 = 5210944053
BaseRepresentation
bin1110010011110…
…11101110001001
322100212212222211
413021323232021
5221212410200
615524545121
72655234514
oct711735611
9270785884
10120044425
1161842176
12342521a1
131bb41207
1411d2bd7b
15a813aba
hex727bb89

120044425 has 12 divisors (see below), whose sum is σ = 150224140. Its totient is φ = 95152320.

The previous prime is 120044423. The next prime is 120044453. The reversal of 120044425 is 524440021.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 710649 + 119333776 = 843^2 + 10924^2 .

It is not a de Polignac number, because 120044425 - 21 = 120044423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120044396 and 120044405.

It is not an unprimeable number, because it can be changed into a prime (120044423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19302 + ... + 24751.

Almost surely, 2120044425 is an apocalyptic number.

It is an amenable number.

120044425 is a deficient number, since it is larger than the sum of its proper divisors (30179715).

120044425 is a wasteful number, since it uses less digits than its factorization.

120044425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44172 (or 44167 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 120044425 is about 10956.4786770203. The cubic root of 120044425 is about 493.3032748405.

Adding to 120044425 its reverse (524440021), we get a palindrome (644484446).

The spelling of 120044425 in words is "one hundred twenty million, forty-four thousand, four hundred twenty-five".

Divisors: 1 5 25 109 545 2725 44053 220265 1101325 4801777 24008885 120044425