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1320852368468 = 221372410314541
BaseRepresentation
bin10011001110001000111…
…011111010110001010100
311200021100110202112012102
4103032020323322301110
5133120101201242333
62450442522141232
7164266644612503
oct23161073726124
94607313675172
101320852368468
1146a196800266
12193ba6951818
139772c25c3c9
1447d02b4c83a
152455990eae8
hex13388efac54

1320852368468 has 12 divisors (see below), whose sum is σ = 2328363847572. Its totient is φ = 655605554880.

The previous prime is 1320852368447. The next prime is 1320852368477. The reversal of 1320852368468 is 8648632580231.

It can be written as a sum of positive squares in 2 ways, for example, as 470063814544 + 850788553924 = 685612^2 + 922382^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205156723 + ... + 1205157818.

It is an arithmetic number, because the mean of its divisors is an integer number (194030320631).

Almost surely, 21320852368468 is an apocalyptic number.

It is an amenable number.

1320852368468 is a deficient number, since it is larger than the sum of its proper divisors (1007511479104).

1320852368468 is a wasteful number, since it uses less digits than its factorization.

1320852368468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410314682 (or 2410314680 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 56.

The spelling of 1320852368468 in words is "one trillion, three hundred twenty billion, eight hundred fifty-two million, three hundred sixty-eight thousand, four hundred sixty-eight".

Divisors: 1 2 4 137 274 548 2410314541 4820629082 9641258164 330213092117 660426184234 1320852368468