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1430343213 = 31336675467
BaseRepresentation
bin101010101000001…
…0100111000101101
310200200102222000120
41111100110320231
510412131440323
6353533115153
750305500555
oct12520247055
93620388016
101430343213
11674434032
1233b028ab9
1319a443a40
14d7d70165
158588a5e3
hex55414e2d

1430343213 has 8 divisors (see below), whose sum is σ = 2053826208. Its totient is φ = 880211184.

The previous prime is 1430343197. The next prime is 1430343227. The reversal of 1430343213 is 3123430341.

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

It is not a de Polignac number, because 1430343213 - 24 = 1430343197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430343253) 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, 18337695 + ... + 18337772.

It is an arithmetic number, because the mean of its divisors is an integer number (256728276).

Almost surely, 21430343213 is an apocalyptic number.

1430343213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1430343213 is a deficient number, since it is larger than the sum of its proper divisors (623482995).

1430343213 is a wasteful number, since it uses less digits than its factorization.

1430343213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36675483.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 1430343213 is about 37819.8785429039. The cubic root of 1430343213 is about 1126.7132973923.

Adding to 1430343213 its reverse (3123430341), we get a palindrome (4553773554).

The spelling of 1430343213 in words is "one billion, four hundred thirty million, three hundred forty-three thousand, two hundred thirteen".

Divisors: 1 3 13 39 36675467 110026401 476781071 1430343213