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12412220303 = 72099844771
BaseRepresentation
bin10111000111101001…
…10111001110001111
31012001000210010022002
423203310313032033
5200410012022203
65411352542515
7616405063130
oct134364671617
935030703262
1012412220303
11529a41390a
1224a49b1a3b
13122a694472
1485a683c87
154c9a49d88
hex2e3d3738f

12412220303 has 8 divisors (see below), whose sum is σ = 14192169600. Its totient is φ = 10633964760.

The previous prime is 12412220267. The next prime is 12412220339. The reversal of 12412220303 is 30302221421.

It is an interprime number because it is at equal distance from previous prime (12412220267) and next prime (12412220339).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12412220303 - 214 = 12412203919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12412220903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407693 + ... + 437078.

It is an arithmetic number, because the mean of its divisors is an integer number (1774021200).

Almost surely, 212412220303 is an apocalyptic number.

12412220303 is a deficient number, since it is larger than the sum of its proper divisors (1779949297).

12412220303 is an equidigital number, since it uses as much as digits as its factorization.

12412220303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846877.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12412220303 its reverse (30302221421), we get a palindrome (42714441724).

The spelling of 12412220303 in words is "twelve billion, four hundred twelve million, two hundred twenty thousand, three hundred three".

Divisors: 1 7 2099 14693 844771 5913397 1773174329 12412220303