Search a number
-
+
1430214430 = 251071336649
BaseRepresentation
bin101010100111111…
…0101011100011110
310200200012102100211
41111033311130132
510412113330210
6353530243034
750304423241
oct12517653436
93620172324
101430214430
116743562a7
1233ab8647a
1319a3ca238
14d7d39258
158586238a
hex553f571e

1430214430 has 16 divisors (see below), whose sum is σ = 2598447600. Its totient is φ = 566738752.

The previous prime is 1430214427. The next prime is 1430214491. The reversal of 1430214430 is 344120341.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667255 + ... + 669394.

It is an arithmetic number, because the mean of its divisors is an integer number (162402975).

Almost surely, 21430214430 is an apocalyptic number.

1430214430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1430214430 is a deficient number, since it is larger than the sum of its proper divisors (1168233170).

1430214430 is a wasteful number, since it uses less digits than its factorization.

1430214430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336763.

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

The square root of 1430214430 is about 37818.1759211097. The cubic root of 1430214430 is about 1126.6794812955.

Adding to 1430214430 its reverse (344120341), we get a palindrome (1774334771).

The spelling of 1430214430 in words is "one billion, four hundred thirty million, two hundred fourteen thousand, four hundred thirty".

Divisors: 1 2 5 10 107 214 535 1070 1336649 2673298 6683245 13366490 143021443 286042886 715107215 1430214430