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120608225 = 524824329
BaseRepresentation
bin1110011000001…
…01010111100001
322101221112101022
413030011113201
5221333430400
615545015225
72663103323
oct714052741
9271845338
10120608225
1162097821
1234484515
131bcaaa1a
1412037613
15a8c5b85
hex73055e1

120608225 has 6 divisors (see below), whose sum is σ = 149554230. Its totient is φ = 96486560.

The previous prime is 120608221. The next prime is 120608237. The reversal of 120608225 is 522806021.

It can be written as a sum of positive squares in 3 ways, for example, as 27447121 + 93161104 = 5239^2 + 9652^2 .

It is not a de Polignac number, because 120608225 - 22 = 120608221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120608194 and 120608203.

It is not an unprimeable number, because it can be changed into a prime (120608221) 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 5 ways as a sum of consecutive naturals, for example, 2412140 + ... + 2412189.

It is an arithmetic number, because the mean of its divisors is an integer number (24925705).

Almost surely, 2120608225 is an apocalyptic number.

It is an amenable number.

120608225 is a deficient number, since it is larger than the sum of its proper divisors (28946005).

120608225 is an equidigital number, since it uses as much as digits as its factorization.

120608225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824339 (or 4824334 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 120608225 is about 10982.1776073782. The cubic root of 120608225 is about 494.0743507885.

The spelling of 120608225 in words is "one hundred twenty million, six hundred eight thousand, two hundred twenty-five".

Divisors: 1 5 25 4824329 24121645 120608225