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34423430233 = 188918223097
BaseRepresentation
bin100000000011110010…
…111101110001011001
310021212000202102220111
4200003302331301121
51030444344231413
623451445324321
72326021220623
oct400362756131
9107760672814
1034423430233
11136651466a5
1268084066a1
13332793c93a
141947b01c13
15d6713ed3d
hex803cbdc59

34423430233 has 4 divisors (see below), whose sum is σ = 34441655220. Its totient is φ = 34405205248.

The previous prime is 34423430191. The next prime is 34423430257. The reversal of 34423430233 is 33203432443.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27097439769 + 7325990464 = 164613^2 + 85592^2 .

It is a cyclic number.

It is not a de Polignac number, because 34423430233 - 221 = 34421333081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34423430195 and 34423430204.

It is not an unprimeable number, because it can be changed into a prime (34423470233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9109660 + ... + 9113437.

It is an arithmetic number, because the mean of its divisors is an integer number (8610413805).

Almost surely, 234423430233 is an apocalyptic number.

It is an amenable number.

34423430233 is a deficient number, since it is larger than the sum of its proper divisors (18224987).

34423430233 is a wasteful number, since it uses less digits than its factorization.

34423430233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18224986.

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 34423430233 its reverse (33203432443), we get a palindrome (67626862676).

The spelling of 34423430233 in words is "thirty-four billion, four hundred twenty-three million, four hundred thirty thousand, two hundred thirty-three".

Divisors: 1 1889 18223097 34423430233