Search a number
-
+
11230303223 = 79494328759
BaseRepresentation
bin10100111010110000…
…01101001111110111
31001222122210111212102
422131120031033313
5140444424200343
65054212212315
7545204000546
oct123530151767
931878714772
1011230303223
114843239037
12221500a09b
13109c861949
1478770015d
1545add23b8
hex29d60d3f7

11230303223 has 8 divisors (see below), whose sum is σ = 11375155200. Its totient is φ = 11085518808.

The previous prime is 11230303213. The next prime is 11230303243. The reversal of 11230303223 is 32230303211.

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

It is a cyclic number.

It is not a de Polignac number, because 11230303223 - 214 = 11230286839 is a prime.

It is a super-2 number, since 2×112303032232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11230303195 and 11230303204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230303213) 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, 376118 + ... + 404876.

It is an arithmetic number, because the mean of its divisors is an integer number (1421894400).

Almost surely, 211230303223 is an apocalyptic number.

11230303223 is a deficient number, since it is larger than the sum of its proper divisors (144851977).

11230303223 is an equidigital number, since it uses as much as digits as its factorization.

11230303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33781.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 11230303223 its reverse (32230303211), we get a palindrome (43460606434).

The spelling of 11230303223 in words is "eleven billion, two hundred thirty million, three hundred three thousand, two hundred twenty-three".

Divisors: 1 79 4943 28759 390497 2271961 142155737 11230303223