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12030485 = 52406097
BaseRepresentation
bin101101111001…
…001000010101
3211122012201112
4231321020111
511034433420
61105504405
7204154205
oct55711025
924565645
1012030485
116877755
124042105
132652b3c
141852405
1510c98c5
hexb79215

12030485 has 4 divisors (see below), whose sum is σ = 14436588. Its totient is φ = 9624384.

The previous prime is 12030463. The next prime is 12030521. The reversal of 12030485 is 58403021.

12030485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58403021 = 97602093.

It can be written as a sum of positive squares in 2 ways, for example, as 7612081 + 4418404 = 2759^2 + 2102^2 .

It is a cyclic number.

It is not a de Polignac number, because 12030485 - 28 = 12030229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12030485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1203044 + ... + 1203053.

It is an arithmetic number, because the mean of its divisors is an integer number (3609147).

Almost surely, 212030485 is an apocalyptic number.

It is an amenable number.

12030485 is a deficient number, since it is larger than the sum of its proper divisors (2406103).

12030485 is an equidigital number, since it uses as much as digits as its factorization.

12030485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406102.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 12030485 is about 3468.4989548795. The cubic root of 12030485 is about 229.1365546477.

The spelling of 12030485 in words is "twelve million, thirty thousand, four hundred eighty-five".

Divisors: 1 5 2406097 12030485