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12301013005 = 55346418917
BaseRepresentation
bin10110111010011001…
…01001000000001101
31011202021112012120021
423131030221000031
5200143024404010
65352341222141
7613554612451
oct133514510015
934667465507
1012301013005
115242668156
122473701951
131210628728
148499b6661
154bedce8da
hex2dd32900d

12301013005 has 8 divisors (see below), whose sum is σ = 15039729432. Its totient is φ = 9655134528.

The previous prime is 12301012963. The next prime is 12301013009. The reversal of 12301013005 is 50031010321.

It can be written as a sum of positive squares in 4 ways, for example, as 979627401 + 11321385604 = 31299^2 + 106402^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12301013005 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12301013005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301013009) 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, 23209194 + ... + 23209723.

It is an arithmetic number, because the mean of its divisors is an integer number (1879966179).

Almost surely, 212301013005 is an apocalyptic number.

It is an amenable number.

12301013005 is a deficient number, since it is larger than the sum of its proper divisors (2738716427).

12301013005 is an equidigital number, since it uses as much as digits as its factorization.

12301013005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46418975.

The product of its (nonzero) digits is 90, while the sum is 16.

Adding to 12301013005 its reverse (50031010321), we get a palindrome (62332023326).

The spelling of 12301013005 in words is "twelve billion, three hundred one million, thirteen thousand, five".

Divisors: 1 5 53 265 46418917 232094585 2460202601 12301013005