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220301013 = 373433671
BaseRepresentation
bin11010010000110…
…00011011010101
3120100112110011210
431020120123111
5422344113023
633505452033
75313346002
oct1510303325
9510473153
10220301013
11103399459
1261941019
133684473a
14213888a9
1514519593
hexd2186d5

220301013 has 4 divisors (see below), whose sum is σ = 293734688. Its totient is φ = 146867340.

The previous prime is 220300999. The next prime is 220301017. The reversal of 220301013 is 310103022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 220301013 - 224 = 203523797 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 220301013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220301017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36716833 + ... + 36716838.

It is an arithmetic number, because the mean of its divisors is an integer number (73433672).

Almost surely, 2220301013 is an apocalyptic number.

It is an amenable number.

220301013 is a deficient number, since it is larger than the sum of its proper divisors (73433675).

220301013 is an equidigital number, since it uses as much as digits as its factorization.

220301013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73433674.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 220301013 is about 14842.5406517887. The cubic root of 220301013 is about 603.9562752509.

Adding to 220301013 its reverse (310103022), we get a palindrome (530404035).

The spelling of 220301013 in words is "two hundred twenty million, three hundred one thousand, thirteen".

Divisors: 1 3 73433671 220301013