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12066025 = 52482641
BaseRepresentation
bin101110000001…
…110011101001
3211201000110211
4232001303221
511042103100
61110341121
7204362626
oct56016351
924630424
1012066025
1168a1424
12405a7a1
13266607a
14186134d
1510d51ba
hexb81ce9

12066025 has 6 divisors (see below), whose sum is σ = 14961902. Its totient is φ = 9652800.

The previous prime is 12066023. The next prime is 12066049. The reversal of 12066025 is 52066021.

12066025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1671849 + 10394176 = 1293^2 + 3224^2 .

It is not a de Polignac number, because 12066025 - 21 = 12066023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12065987 and 12066005.

It is not an unprimeable number, because it can be changed into a prime (12066023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 241296 + ... + 241345.

Almost surely, 212066025 is an apocalyptic number.

It is an amenable number.

12066025 is a deficient number, since it is larger than the sum of its proper divisors (2895877).

12066025 is an equidigital number, since it uses as much as digits as its factorization.

12066025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482651 (or 482646 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 12066025 is about 3473.6184303979. The cubic root of 12066025 is about 229.3619683143.

The spelling of 12066025 in words is "twelve million, sixty-six thousand, twenty-five".

Divisors: 1 5 25 482641 2413205 12066025