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12310341553 = 41300252233
BaseRepresentation
bin10110111011100000…
…01110011110110001
31011202221002010221001
423131300032132301
5200202421412203
65353313202001
7614030114416
oct133560163661
934687063831
1012310341553
1152479598a4
122476860301
131212543793
1484ad2410d
154c0b2391d
hex2ddc0e7b1

12310341553 has 4 divisors (see below), whose sum is σ = 12610593828. Its totient is φ = 12010089280.

The previous prime is 12310341551. The next prime is 12310341557. The reversal of 12310341553 is 35514301321.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2184347169 + 10125994384 = 46737^2 + 100628^2 .

It is a cyclic number.

It is not a de Polignac number, because 12310341553 - 21 = 12310341551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12310341551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150126076 + ... + 150126157.

It is an arithmetic number, because the mean of its divisors is an integer number (3152648457).

Almost surely, 212310341553 is an apocalyptic number.

It is an amenable number.

12310341553 is a deficient number, since it is larger than the sum of its proper divisors (300252275).

12310341553 is an equidigital number, since it uses as much as digits as its factorization.

12310341553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300252274.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 12310341553 its reverse (35514301321), we get a palindrome (47824642874).

The spelling of 12310341553 in words is "twelve billion, three hundred ten million, three hundred forty-one thousand, five hundred fifty-three".

Divisors: 1 41 300252233 12310341553