Search a number
-
+
3241131109 = 19916287091
BaseRepresentation
bin1100000100101111…
…1011110001100101
322100212202112000221
43001023323301211
523114212143414
61253340404341
7143214105556
oct30113736145
98325675027
103241131109
111413596857
127655466b1
133c8640178
1422a65432d
1513e825224
hexc12fbc65

3241131109 has 4 divisors (see below), whose sum is σ = 3257418400. Its totient is φ = 3224843820.

The previous prime is 3241131077. The next prime is 3241131137. The reversal of 3241131109 is 9011311423.

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 an emirpimes, since its reverse is a distinct semiprime: 9011311423 = 27733324931.

It is a cyclic number.

It is not a de Polignac number, because 3241131109 - 25 = 3241131077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3241131409) 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, 8143347 + ... + 8143744.

It is an arithmetic number, because the mean of its divisors is an integer number (814354600).

Almost surely, 23241131109 is an apocalyptic number.

It is an amenable number.

3241131109 is a deficient number, since it is larger than the sum of its proper divisors (16287291).

3241131109 is a wasteful number, since it uses less digits than its factorization.

3241131109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16287290.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 3241131109 is about 56930.9327958009. The cubic root of 3241131109 is about 1479.8994192969.

It can be divided in two parts, 3 and 241131109, that multiplied together give a palindrome (723393327).

The spelling of 3241131109 in words is "three billion, two hundred forty-one million, one hundred thirty-one thousand, one hundred nine".

Divisors: 1 199 16287091 3241131109