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2103230203 = 3911537773
BaseRepresentation
bin111110101011100…
…1011111011111011
312102120121011102221
41331113023323323
513301411331303
6544411304511
7103056106324
oct17527137373
95376534387
102103230203
1198a244a88
124a844b137
1327697c219
1415d48b44b
15c49a44bd
hex7d5cbefb

2103230203 has 4 divisors (see below), whose sum is σ = 2103771888. Its totient is φ = 2102688520.

The previous prime is 2103230197. The next prime is 2103230219. The reversal of 2103230203 is 3020323012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2103230203 - 29 = 2103229691 is a prime.

It is a super-2 number, since 2×21032302032 = 8847154573622842418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103230243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264976 + ... + 272797.

It is an arithmetic number, because the mean of its divisors is an integer number (525942972).

Almost surely, 22103230203 is an apocalyptic number.

2103230203 is a deficient number, since it is larger than the sum of its proper divisors (541685).

2103230203 is an equidigital number, since it uses as much as digits as its factorization.

2103230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541684.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2103230203 is about 45860.9878109925. The cubic root of 2103230203 is about 1281.2354207883.

Adding to 2103230203 its reverse (3020323012), we get a palindrome (5123553215).

The spelling of 2103230203 in words is "two billion, one hundred three million, two hundred thirty thousand, two hundred three".

Divisors: 1 3911 537773 2103230203