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13122003112 = 231796485317
BaseRepresentation
bin11000011100010000…
…11110000010101000
31020212111100211021021
430032020132002220
5203333213044422
610010030022224
7643114120561
oct141610360250
936774324237
1013122003112
115624035179
122662647974
13131174a5aa
148c6a47168
1551c000dc7
hex30e21e0a8

13122003112 has 16 divisors (see below), whose sum is σ = 26051035860. Its totient is φ = 6175060224.

The previous prime is 13122003107. The next prime is 13122003119. The reversal of 13122003112 is 21130022131.

It can be written as a sum of positive squares in 2 ways, for example, as 11413503556 + 1708499556 = 106834^2 + 41334^2 .

It is not an unprimeable number, because it can be changed into a prime (13122003119) 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 3 ways as a sum of consecutive naturals, for example, 48242523 + ... + 48242794.

Almost surely, 213122003112 is an apocalyptic number.

It is an amenable number.

13122003112 is a deficient number, since it is larger than the sum of its proper divisors (12929032748).

13122003112 is a wasteful number, since it uses less digits than its factorization.

13122003112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96485340 (or 96485336 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13122003112 its reverse (21130022131), we get a palindrome (34252025243).

The spelling of 13122003112 in words is "thirteen billion, one hundred twenty-two million, three thousand, one hundred twelve".

Divisors: 1 2 4 8 17 34 68 136 96485317 192970634 385941268 771882536 1640250389 3280500778 6561001556 13122003112