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1230304041 = 321129121081
BaseRepresentation
bin100100101010100…
…1111001100101001
310011202000220212100
41021111033030221
510004424212131
6322025404013
742326261151
oct11125171451
93152026770
101230304041
115815246aa
122a4039609
13167b74975
14b957b761
15730247e6
hex4954f329

1230304041 has 12 divisors (see below), whose sum is σ = 1778694580. Its totient is φ = 819469440.

The previous prime is 1230304027. The next prime is 1230304043. The reversal of 1230304041 is 1404030321.

1230304041 is a `hidden beast` number, since 1 + 230 + 30 + 404 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 238054041 + 992250000 = 15429^2 + 31500^2 .

It is not a de Polignac number, because 1230304041 - 213 = 1230295849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1230304043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50380 + ... + 70701.

Almost surely, 21230304041 is an apocalyptic number.

It is an amenable number.

1230304041 is a deficient number, since it is larger than the sum of its proper divisors (548390539).

1230304041 is a wasteful number, since it uses less digits than its factorization.

1230304041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122216 (or 122213 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1230304041 is about 35075.6901713993. The cubic root of 1230304041 is about 1071.5295448228.

Adding to 1230304041 its reverse (1404030321), we get a palindrome (2634334362).

The spelling of 1230304041 in words is "one billion, two hundred thirty million, three hundred four thousand, forty-one".

Divisors: 1 3 9 1129 3387 10161 121081 363243 1089729 136700449 410101347 1230304041