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13488034471 = 76211769851
BaseRepresentation
bin11001000111111001…
…10001001010100111
31021211000010010220021
430203330301022213
5210110414100341
610110223220011
7655150254442
oct144374611247
937730103807
1013488034471
1157a1709a2a
122745147607
13136c5276b2
1491d4c8659
1553e2049d1
hex323f312a7

13488034471 has 4 divisors (see below), whose sum is σ = 13489811944. Its totient is φ = 13486257000.

The previous prime is 13488034411. The next prime is 13488034487. The reversal of 13488034471 is 17443088431.

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 13488034471 - 217 = 13487903399 is a prime.

It is a super-3 number, since 3×134880344713 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13488034411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877305 + ... + 892546.

It is an arithmetic number, because the mean of its divisors is an integer number (3372452986).

Almost surely, 213488034471 is an apocalyptic number.

13488034471 is a deficient number, since it is larger than the sum of its proper divisors (1777473).

13488034471 is an equidigital number, since it uses as much as digits as its factorization.

13488034471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777472.

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 13488034471 in words is "thirteen billion, four hundred eighty-eight million, thirty-four thousand, four hundred seventy-one".

Divisors: 1 7621 1769851 13488034471