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13703080673 = 17806063569
BaseRepresentation
bin11001100001100010…
…00110101011100001
31022100222202121211102
430300301012223201
5211030442040143
610143424324145
7663401156342
oct146061065341
938328677742
1013703080673
1158a2039367
1227a5173655
1313a4c4c379
1493dca60c9
155530320b8
hex330c46ae1

13703080673 has 4 divisors (see below), whose sum is σ = 14509144260. Its totient is φ = 12897017088.

The previous prime is 13703080661. The next prime is 13703080747. The reversal of 13703080673 is 37608030731.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8945943889 + 4757136784 = 94583^2 + 68972^2 .

It is not a de Polignac number, because 13703080673 - 218 = 13702818529 is a prime.

It is a super-2 number, since 2×137030806732 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13703080373) 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, 403031768 + ... + 403031801.

It is an arithmetic number, because the mean of its divisors is an integer number (3627286065).

Almost surely, 213703080673 is an apocalyptic number.

It is an amenable number.

13703080673 is a deficient number, since it is larger than the sum of its proper divisors (806063587).

13703080673 is an equidigital number, since it uses as much as digits as its factorization.

13703080673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806063586.

The product of its (nonzero) digits is 63504, while the sum is 38.

The spelling of 13703080673 in words is "thirteen billion, seven hundred three million, eighty thousand, six hundred seventy-three".

Divisors: 1 17 806063569 13703080673