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7052501641 = 61115614781
BaseRepresentation
bin1101001000101110…
…01010001010001001
3200012111112012111111
412210113022022021
5103420420023031
63123451330321
7336524163163
oct64427121211
920174465444
107052501641
112a99a53959
121449a509a1
13885158bc3
144ac905933
152b423a1b1
hex1a45ca289

7052501641 has 4 divisors (see below), whose sum is σ = 7168116484. Its totient is φ = 6936886800.

The previous prime is 7052501627. The next prime is 7052501653. The reversal of 7052501641 is 1461052507.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1461052507 = 4135635427.

It can be written as a sum of positive squares in 2 ways, for example, as 103612041 + 6948889600 = 10179^2 + 83360^2 .

It is a cyclic number.

It is not a de Polignac number, because 7052501641 - 217 = 7052370569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7052501611) 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, 57807330 + ... + 57807451.

It is an arithmetic number, because the mean of its divisors is an integer number (1792029121).

Almost surely, 27052501641 is an apocalyptic number.

It is an amenable number.

7052501641 is a deficient number, since it is larger than the sum of its proper divisors (115614843).

7052501641 is a wasteful number, since it uses less digits than its factorization.

7052501641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115614842.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 7052501641 is about 83979.1738528071. The cubic root of 7052501641 is about 1917.7017532168.

The spelling of 7052501641 in words is "seven billion, fifty-two million, five hundred one thousand, six hundred forty-one".

Divisors: 1 61 115614781 7052501641