Search a number
-
+
1110430221 = 3568965063
BaseRepresentation
bin100001000101111…
…1101001000001101
32212101110200220020
41002023331020031
54233232231341
6302104212353
736342333615
oct10213751015
92771420806
101110430221
1151a89972a
1226ba6a0b9
13149093304
14a7695a45
1567746566
hex422fd20d

1110430221 has 8 divisors (see below), whose sum is σ = 1480856640. Its totient is φ = 740145312.

The previous prime is 1110430207. The next prime is 1110430247. The reversal of 1110430221 is 1220340111.

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

It is not a de Polignac number, because 1110430221 - 29 = 1110429709 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1110430221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110430291) 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, 15465 + ... + 49598.

It is an arithmetic number, because the mean of its divisors is an integer number (185107080).

Almost surely, 21110430221 is an apocalyptic number.

It is an amenable number.

1110430221 is a deficient number, since it is larger than the sum of its proper divisors (370426419).

1110430221 is an equidigital number, since it uses as much as digits as its factorization.

1110430221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70755.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1110430221 is about 33323.1184164988. The cubic root of 1110430221 is about 1035.5325570315.

Adding to 1110430221 its reverse (1220340111), we get a palindrome (2330770332).

The spelling of 1110430221 in words is "one billion, one hundred ten million, four hundred thirty thousand, two hundred twenty-one".

Divisors: 1 3 5689 17067 65063 195189 370143407 1110430221