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12030003013 = 76132803543
BaseRepresentation
bin10110011010000101…
…10100011101000101
31011001101120110202011
423031002310131011
5144114140044023
65305420414221
7604054224040
oct131502643505
934041513664
1012030003013
115113694356
1223b89a7371
13119943aca2
148219cbc57
154a61ea50d
hex2cd0b4745

12030003013 has 8 divisors (see below), whose sum is σ = 13771008128. Its totient is φ = 10294606224.

The previous prime is 12030002983. The next prime is 12030003023. The reversal of 12030003013 is 31030003021.

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

It is a de Polignac number, because none of the positive numbers 2k-12030003013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12030002984 and 12030003002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030003023) 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, 1397481 + ... + 1406062.

It is an arithmetic number, because the mean of its divisors is an integer number (1721376016).

Almost surely, 212030003013 is an apocalyptic number.

It is an amenable number.

12030003013 is a deficient number, since it is larger than the sum of its proper divisors (1741005115).

12030003013 is an equidigital number, since it uses as much as digits as its factorization.

12030003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804163.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 12030003013 its reverse (31030003021), we get a palindrome (43060006034).

The spelling of 12030003013 in words is "twelve billion, thirty million, three thousand, thirteen".

Divisors: 1 7 613 4291 2803543 19624801 1718571859 12030003013