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13212013301 = 17245716309
BaseRepresentation
bin11000100110111111…
…10101001011110101
31021002202201211000222
430103133311023311
5204024233411201
610023003144125
7645256155134
oct142337651365
937082654028
1013212013301
11566a923163
122688815045
1313272a4066
148d499791b
15524d8091b
hex3137f52f5

13212013301 has 6 divisors (see below), whose sum is σ = 14034907170. Its totient is φ = 12434835776.

The previous prime is 13212013277. The next prime is 13212013319. The reversal of 13212013301 is 10331021231.

It can be written as a sum of positive squares in 3 ways, for example, as 1933360900 + 11278652401 = 43970^2 + 106201^2 .

It is not a de Polignac number, because 13212013301 - 26 = 13212013237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 13212013301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212013351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22857866 + ... + 22858443.

It is an arithmetic number, because the mean of its divisors is an integer number (2339151195).

Almost surely, 213212013301 is an apocalyptic number.

It is an amenable number.

13212013301 is a deficient number, since it is larger than the sum of its proper divisors (822893869).

13212013301 is an equidigital number, since it uses as much as digits as its factorization.

13212013301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45716343 (or 45716326 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13212013301 its reverse (10331021231), we get a palindrome (23543034532).

The spelling of 13212013301 in words is "thirteen billion, two hundred twelve million, thirteen thousand, three hundred one".

Divisors: 1 17 289 45716309 777177253 13212013301