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13312412161 = 1011278391237
BaseRepresentation
bin11000110010111101…
…10100101000000001
31021100202122121101021
430121132310220001
5204230434142121
610040551105441
7650615431156
oct143136645001
937322577337
1013312412161
115711567324
1226b6372281
131342027279
1490405022d
1552dab3641
hex3197b4a01

13312412161 has 16 divisors (see below), whose sum is σ = 13577195520. Its totient is φ = 13050676800.

The previous prime is 13312412143. The next prime is 13312412219. The reversal of 13312412161 is 16121421331.

It is a cyclic number.

It is not a de Polignac number, because 13312412161 - 25 = 13312412129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312412101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10761235 + ... + 10762471.

It is an arithmetic number, because the mean of its divisors is an integer number (848574720).

Almost surely, 213312412161 is an apocalyptic number.

It is an amenable number.

13312412161 is a deficient number, since it is larger than the sum of its proper divisors (264783359).

13312412161 is a wasteful number, since it uses less digits than its factorization.

13312412161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304.

The product of its digits is 864, while the sum is 25.

Adding to 13312412161 its reverse (16121421331), we get a palindrome (29433833492).

The spelling of 13312412161 in words is "thirteen billion, three hundred twelve million, four hundred twelve thousand, one hundred sixty-one".

Divisors: 1 101 127 839 1237 12827 84739 106553 124937 157099 1037843 10761853 15866999 104822143 131806061 13312412161