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12204190303 = 15597828217
BaseRepresentation
bin10110101110110110…
…10010101001011111
31011111112100002210021
423113123102221133
5144443233042203
65335002053011
7611300622514
oct132733225137
934445302707
1012204190303
1151a2a46898
1224471aa167
1311c65581a6
1483abb130b
154b66565bd
hex2d76d2a5f

12204190303 has 4 divisors (see below), whose sum is σ = 12212020080. Its totient is φ = 12196360528.

The previous prime is 12204190277. The next prime is 12204190307. The reversal of 12204190303 is 30309140221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30309140221 = 223135915427.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12204190303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204190307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3912550 + ... + 3915667.

It is an arithmetic number, because the mean of its divisors is an integer number (3053005020).

Almost surely, 212204190303 is an apocalyptic number.

12204190303 is a deficient number, since it is larger than the sum of its proper divisors (7829777).

12204190303 is an equidigital number, since it uses as much as digits as its factorization.

12204190303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7829776.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 12204190303 in words is "twelve billion, two hundred four million, one hundred ninety thousand, three hundred three".

Divisors: 1 1559 7828217 12204190303