Search a number
-
+
1230323204 = 221127961891
BaseRepresentation
bin100100101010101…
…0011111000000100
310011202001220011002
41021111103320010
510004430320304
6322030032432
742326401055
oct11125237004
93152056132
101230323204
11581538040
122a4048718
13167b805c6
14b958472c
157302a31e
hex49553e04

1230323204 has 12 divisors (see below), whose sum is σ = 2348798928. Its totient is φ = 559237800.

The previous prime is 1230323191. The next prime is 1230323209. The reversal of 1230323204 is 4023230321.

It is not an unprimeable number, because it can be changed into a prime (1230323209) 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, 13980902 + ... + 13980989.

It is an arithmetic number, because the mean of its divisors is an integer number (195733244).

Almost surely, 21230323204 is an apocalyptic number.

It is an amenable number.

1230323204 is a deficient number, since it is larger than the sum of its proper divisors (1118475724).

1230323204 is a wasteful number, since it uses less digits than its factorization.

1230323204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27961906 (or 27961904 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1230323204 is about 35075.9633367353. The cubic root of 1230323204 is about 1071.5351081127.

Adding to 1230323204 its reverse (4023230321), we get a palindrome (5253553525).

The spelling of 1230323204 in words is "one billion, two hundred thirty million, three hundred twenty-three thousand, two hundred four".

Divisors: 1 2 4 11 22 44 27961891 55923782 111847564 307580801 615161602 1230323204