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1243052325353 = 6189412279153
BaseRepresentation
bin10010000101101011101…
…100010011100111101001
311101211112110020211201002
4102011223230103213221
5130331232343402403
62351014513204345
7155543665300406
oct22055354234751
94354473224632
101243052325353
1143a1a26a4373
12180ab38606b5
13902b0b42437
144424223d2ad
1522504650188
hex1216bb139e9

1243052325353 has 8 divisors (see below), whose sum is σ = 1263572094216. Its totient is φ = 1222537132800.

The previous prime is 1243052325313. The next prime is 1243052325397. The reversal of 1243052325353 is 3535232503421.

It can be written as a sum of positive squares in 4 ways, for example, as 57538576384 + 1185513748969 = 239872^2 + 1088813^2 .

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 1243052325353 - 210 = 1243052324329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1243052325313) 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, 594176 + ... + 1684977.

It is an arithmetic number, because the mean of its divisors is an integer number (157946511777).

Almost surely, 21243052325353 is an apocalyptic number.

It is an amenable number.

1243052325353 is a deficient number, since it is larger than the sum of its proper divisors (20519768863).

1243052325353 is an equidigital number, since it uses as much as digits as its factorization.

1243052325353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288155.

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 1243052325353 its reverse (3535232503421), we get a palindrome (4778284828774).

The spelling of 1243052325353 in words is "one trillion, two hundred forty-three billion, fifty-two million, three hundred twenty-five thousand, three hundred fifty-three".

Divisors: 1 61 8941 545401 2279153 139028333 20377906973 1243052325353