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4243130201 = 6170368767
BaseRepresentation
bin1111110011101001…
…0000011101011001
3101221201012100101102
43330322100131121
532142220131301
61541013001145
7210102003662
oct37472203531
911851170342
104243130201
111888155582
129a50231b5
135280ca23b
142c3762369
1519c79db6b
hexfce90759

4243130201 has 4 divisors (see below), whose sum is σ = 4243260672. Its totient is φ = 4242999732.

The previous prime is 4243130173. The next prime is 4243130209. The reversal of 4243130201 is 1020313424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4243130201 - 226 = 4176021337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243130209) 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, 27320 + ... + 96086.

It is an arithmetic number, because the mean of its divisors is an integer number (1060815168).

Almost surely, 24243130201 is an apocalyptic number.

It is an amenable number.

4243130201 is a deficient number, since it is larger than the sum of its proper divisors (130471).

4243130201 is an equidigital number, since it uses as much as digits as its factorization.

4243130201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130470.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4243130201 is about 65139.3137897537. The cubic root of 4243130201 is about 1618.9326659674.

Adding to 4243130201 its reverse (1020313424), we get a palindrome (5263443625).

The spelling of 4243130201 in words is "four billion, two hundred forty-three million, one hundred thirty thousand, two hundred one".

Divisors: 1 61703 68767 4243130201