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1311031200001 = 17479161001007
BaseRepresentation
bin10011000100111111100…
…011001000100100000001
311122100000000111110211011
4103010333203020210001
5132434442441400001
62442140204320521
7163501401221335
oct23047743104401
94570000443734
101311031200001
11466006a30006
12192105843141
1396825627013
144765065b7c5
15241825c8d51
hex1313f8c8901

1311031200001 has 8 divisors (see below), whose sum is σ = 1391048709120. Its totient is φ = 1231335693888.

The previous prime is 1311031199993. The next prime is 1311031200013. The reversal of 1311031200001 is 1000021301131.

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 1311031200001 - 23 = 1311031199993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311031204001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80492361 + ... + 80508646.

It is an arithmetic number, because the mean of its divisors is an integer number (173881088640).

Almost surely, 21311031200001 is an apocalyptic number.

It is an amenable number.

1311031200001 is a deficient number, since it is larger than the sum of its proper divisors (80017509119).

1311031200001 is a wasteful number, since it uses less digits than its factorization.

1311031200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161001503.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1311031200001 its reverse (1000021301131), we get a palindrome (2311052501132).

The spelling of 1311031200001 in words is "one trillion, three hundred eleven billion, thirty-one million, two hundred thousand, one".

Divisors: 1 17 479 8143 161001007 2737017119 77119482353 1311031200001