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315525052114801 = 394380021570407
BaseRepresentation
bin100011110111101111110011…
…0101001100010011101110001
31112101011220022101110222012221
41013233133212221202131301
5312324030301320133201
63035022112522521041
7123313634634213604
oct10757374651423561
91471156271428187
10315525052114801
119159947221a101
122b47aa51666181
1310709b66a24719
1457cb6cb7a233b
1526727e61704a1
hex11ef7e6a62771

315525052114801 has 4 divisors (see below), whose sum is σ = 315605073689152. Its totient is φ = 315445030540452.

The previous prime is 315525052114739. The next prime is 315525052114819. The reversal of 315525052114801 is 108411250525513.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 315525052114801 - 213 = 315525052106609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315525052114841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40010781261 + ... + 40010789146.

It is an arithmetic number, because the mean of its divisors is an integer number (78901268422288).

Almost surely, 2315525052114801 is an apocalyptic number.

It is an amenable number.

315525052114801 is a deficient number, since it is larger than the sum of its proper divisors (80021574351).

315525052114801 is an equidigital number, since it uses as much as digits as its factorization.

315525052114801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80021574350.

The product of its (nonzero) digits is 240000, while the sum is 43.

The spelling of 315525052114801 in words is "three hundred fifteen trillion, five hundred twenty-five billion, fifty-two million, one hundred fourteen thousand, eight hundred one".

Divisors: 1 3943 80021570407 315525052114801