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1311411000031 = 11731633139477
BaseRepresentation
bin10011000101010110001…
…011111101001011011111
311122100222111011022111221
4103011112023331023133
5132441232204000111
62442242012554211
7163513662402136
oct23052613751337
94570874138457
101311411000031
11466191359430
121921b0a82967
1396886215172
1447688c8491d
15241a5aec371
hex131562fd2df

1311411000031 has 8 divisors (see below), whose sum is σ = 1450227856464. Its totient is φ = 1175860422720.

The previous prime is 1311410999971. The next prime is 1311411000037. The reversal of 1311411000031 is 1300001141131.

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 1311411000031 - 211 = 1311410997983 is a prime.

It is a super-2 number, since 2×13114110000312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311410999969 and 1311411000014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311411000037) 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, 816568936 + ... + 816570541.

It is an arithmetic number, because the mean of its divisors is an integer number (181278482058).

Almost surely, 21311411000031 is an apocalyptic number.

1311411000031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1311411000031 is a deficient number, since it is larger than the sum of its proper divisors (138816856433).

1311411000031 is a wasteful number, since it uses less digits than its factorization.

1311411000031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633139561.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1311411000031 its reverse (1300001141131), we get a palindrome (2611412141162).

The spelling of 1311411000031 in words is "one trillion, three hundred eleven billion, four hundred eleven million, thirty-one", and thus it is an aban number.

Divisors: 1 11 73 803 1633139477 17964534247 119219181821 1311411000031