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434300430 = 23543336667
BaseRepresentation
bin11001111000101…
…110011000001110
31010021012202012010
4121320232120032
51342140103210
6111032322050
713522331004
oct3170563016
91107182163
10434300430
11203173383
12101543326
136bc90b05
1441972a74
15281db920
hex19e2e60e

434300430 has 32 divisors (see below), whose sum is σ = 1066564224. Its totient is φ = 113119776.

The previous prime is 434300401. The next prime is 434300431. The reversal of 434300430 is 34003434.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 434300397 and 434300406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434300431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167044 + ... + 169623.

It is an arithmetic number, because the mean of its divisors is an integer number (33330132).

Almost surely, 2434300430 is an apocalyptic number.

434300430 is an abundant number, since it is smaller than the sum of its proper divisors (632263794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434300430 is a wasteful number, since it uses less digits than its factorization.

434300430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336720.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 434300430 is about 20839.8759593238. The cubic root of 434300430 is about 757.2920885899.

Adding to 434300430 its reverse (34003434), we get a palindrome (468303864).

The spelling of 434300430 in words is "four hundred thirty-four million, three hundred thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 336667 673334 1010001 1683335 2020002 3366670 5050005 10100010 14476681 28953362 43430043 72383405 86860086 144766810 217150215 434300430