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2385497041 = 3797664669
BaseRepresentation
bin1000111000101111…
…1100101111010001
320011020201210202021
42032023330233101
514341141401131
61032413251441
7113054250604
oct21613745721
96136653667
102385497041
111014607264
12566a93b81
132c02ab615
14188b6633b
15de65de11
hex8e2fcbd1

2385497041 has 8 divisors (see below), whose sum is σ = 2475231080. Its totient is φ = 2297092608.

The previous prime is 2385497033. The next prime is 2385497047. The reversal of 2385497041 is 1407945832.

It can be written as a sum of positive squares in 4 ways, for example, as 601279441 + 1784217600 = 24521^2 + 42240^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2385497041 - 23 = 2385497033 is a prime.

It is a super-2 number, since 2×23854970412 = 11381192265239511362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2385497047) 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, 328746 + ... + 335923.

It is an arithmetic number, because the mean of its divisors is an integer number (309403885).

Almost surely, 22385497041 is an apocalyptic number.

It is an amenable number.

2385497041 is a deficient number, since it is larger than the sum of its proper divisors (89734039).

2385497041 is an equidigital number, since it uses as much as digits as its factorization.

2385497041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664803.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 2385497041 is about 48841.5503541810. The cubic root of 2385497041 is about 1336.1635721368.

The spelling of 2385497041 in words is "two billion, three hundred eighty-five million, four hundred ninety-seven thousand, forty-one".

Divisors: 1 37 97 3589 664669 24592753 64472893 2385497041