Search a number
-
+
430113442 = 21129674159
BaseRepresentation
bin11001101000110…
…000001010100010
31002222100000201111
4121220300022202
51340102112232
6110402453534
713441622023
oct3150601242
91088300644
10430113442
11200873660
121000642aa
136b1560c5
14411a2c4a
1527b61047
hex19a302a2

430113442 has 16 divisors (see below), whose sum is σ = 728092800. Its totient is φ = 188764240.

The previous prime is 430113407. The next prime is 430113443. The reversal of 430113442 is 244311034.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (430113443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336442 + ... + 337717.

It is an arithmetic number, because the mean of its divisors is an integer number (45505800).

Almost surely, 2430113442 is an apocalyptic number.

430113442 is a deficient number, since it is larger than the sum of its proper divisors (297979358).

430113442 is a wasteful number, since it uses less digits than its factorization.

430113442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674201.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 430113442 is about 20739.1765024554. The cubic root of 430113442 is about 754.8506009668.

Adding to 430113442 its reverse (244311034), we get a palindrome (674424476).

The spelling of 430113442 in words is "four hundred thirty million, one hundred thirteen thousand, four hundred forty-two".

Divisors: 1 2 11 22 29 58 319 638 674159 1348318 7415749 14831498 19550611 39101222 215056721 430113442