Search a number
-
+
11221003230 = 235834506427
BaseRepresentation
bin10100111001101001…
…01110101111011110
31001222000022000200020
422130310232233132
5140440034100410
65053241013010
7545031645063
oct123464565736
931860260606
1011221003230
114838a66898
122211a84166
13109a9568a8
1478639cc6a
1545a196a70
hex29cd2ebde

11221003230 has 32 divisors (see below), whose sum is σ = 27254876544. Its totient is φ = 2956215456.

The previous prime is 11221003219. The next prime is 11221003267. The reversal of 11221003230 is 3230012211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250724 + ... + 2255703.

It is an arithmetic number, because the mean of its divisors is an integer number (851714892).

Almost surely, 211221003230 is an apocalyptic number.

11221003230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221003230 is an abundant number, since it is smaller than the sum of its proper divisors (16033873314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221003230 is a wasteful number, since it uses less digits than its factorization.

11221003230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506520.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11221003230 its reverse (3230012211), we get a palindrome (14451015441).

The spelling of 11221003230 in words is "eleven billion, two hundred twenty-one million, three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 83 166 249 415 498 830 1245 2490 4506427 9012854 13519281 22532135 27038562 45064270 67596405 135192810 374033441 748066882 1122100323 1870167205 2244200646 3740334410 5610501615 11221003230