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12060303839 = 61197709899
BaseRepresentation
bin10110011101101100…
…11010000111011111
31011010111120220122222
423032312122013133
5144144414210324
65312422055555
7604602614453
oct131666320737
934114526588
1012060303839
1151297aa861
122406b7a5bb
1311a27b9b7c
14825a38663
154a8bd355e
hex2ced9a1df

12060303839 has 4 divisors (see below), whose sum is σ = 12258013800. Its totient is φ = 11862593880.

The previous prime is 12060303833. The next prime is 12060303841. The reversal of 12060303839 is 93830306021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93830306021 = 194938437159.

It is a cyclic number.

It is not a de Polignac number, because 12060303839 - 216 = 12060238303 is a prime.

It is a super-3 number, since 3×120603038393 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12060303799 and 12060303808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12060303833) 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, 98854889 + ... + 98855010.

It is an arithmetic number, because the mean of its divisors is an integer number (3064503450).

Almost surely, 212060303839 is an apocalyptic number.

12060303839 is a deficient number, since it is larger than the sum of its proper divisors (197709961).

12060303839 is an equidigital number, since it uses as much as digits as its factorization.

12060303839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197709960.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 12060303839 in words is "twelve billion, sixty million, three hundred three thousand, eight hundred thirty-nine".

Divisors: 1 61 197709899 12060303839