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1310211300323 = 11811109408383
BaseRepresentation
bin10011000100001110101…
…011011101101111100011
311122020212212201020220102
4103010032223131233203
5132431303043102243
62441522555133015
7163442154204302
oct23041653355743
94566785636812
101310211300323
11465726138272
12191b1714416b
13967247c7593
14475b37d2439
15241356209b8
hex1310eaddbe3

1310211300323 has 4 divisors (see below), whose sum is σ = 1311320709888. Its totient is φ = 1309101890760.

The previous prime is 1310211300289. The next prime is 1310211300347. The reversal of 1310211300323 is 3230031120131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1310211300323 - 28 = 1310211300067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310211300295 and 1310211300304.

It is not an unprimeable number, because it can be changed into a prime (1310211300373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554703011 + ... + 554705372.

It is an arithmetic number, because the mean of its divisors is an integer number (327830177472).

Almost surely, 21310211300323 is an apocalyptic number.

1310211300323 is a deficient number, since it is larger than the sum of its proper divisors (1109409565).

1310211300323 is a wasteful number, since it uses less digits than its factorization.

1310211300323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109409564.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1310211300323 its reverse (3230031120131), we get a palindrome (4540242420454).

The spelling of 1310211300323 in words is "one trillion, three hundred ten billion, two hundred eleven million, three hundred thousand, three hundred twenty-three".

Divisors: 1 1181 1109408383 1310211300323