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4230030331 = 4391963341
BaseRepresentation
bin1111110000100001…
…0010001111111011
3101220210112210202001
43330020102033323
532130341432311
61535424121431
7206552443642
oct37410221773
911823483661
104230030331
11188081843a
129a0766277
13525491737
142c1b12359
1519b5624c1
hexfc2123fb

4230030331 has 4 divisors (see below), whose sum is σ = 4230998064. Its totient is φ = 4229062600.

The previous prime is 4230030289. The next prime is 4230030353. The reversal of 4230030331 is 1330300324.

4230030331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4230030331 - 221 = 4227933179 is a prime.

It is a super-2 number, since 2×42300303312 = 35786313202359939122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4230030299 and 4230030308.

It is not an unprimeable number, because it can be changed into a prime (4230030131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477280 + ... + 486061.

It is an arithmetic number, because the mean of its divisors is an integer number (1057749516).

Almost surely, 24230030331 is an apocalyptic number.

4230030331 is a deficient number, since it is larger than the sum of its proper divisors (967733).

4230030331 is an equidigital number, since it uses as much as digits as its factorization.

4230030331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967732.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 4230030331 is about 65038.6833430690. The cubic root of 4230030331 is about 1617.2648979901.

Adding to 4230030331 its reverse (1330300324), we get a palindrome (5560330655).

The spelling of 4230030331 in words is "four billion, two hundred thirty million, thirty thousand, three hundred thirty-one".

Divisors: 1 4391 963341 4230030331