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2440035013 = 13214438077
BaseRepresentation
bin1001000101101111…
…1111101011000101
320022001100121210011
42101123333223011
514444122110023
61042042230221
7114315645463
oct22133775305
96261317704
102440035013
111042377469
125811b5371
132cb695400
141920c1833
15e433350d
hex916ffac5

2440035013 has 6 divisors (see below), whose sum is σ = 2642168274. Its totient is φ = 2252339856.

The previous prime is 2440034983. The next prime is 2440035023. The reversal of 2440035013 is 3105300442.

It can be written as a sum of positive squares in 3 ways, for example, as 78269409 + 2361765604 = 8847^2 + 48598^2 .

It is not a de Polignac number, because 2440035013 - 29 = 2440034501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440035023) 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 5 ways as a sum of consecutive naturals, for example, 7218870 + ... + 7219207.

It is an arithmetic number, because the mean of its divisors is an integer number (440361379).

Almost surely, 22440035013 is an apocalyptic number.

It is an amenable number.

2440035013 is a deficient number, since it is larger than the sum of its proper divisors (202133261).

2440035013 is a wasteful number, since it uses less digits than its factorization.

2440035013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14438103 (or 14438090 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2440035013 is about 49396.7105483756. The cubic root of 2440035013 is about 1346.2695388635.

Adding to 2440035013 its reverse (3105300442), we get a palindrome (5545335455).

The spelling of 2440035013 in words is "two billion, four hundred forty million, thirty-five thousand, thirteen".

Divisors: 1 13 169 14438077 187695001 2440035013