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3103220141 = 7443317163
BaseRepresentation
bin1011100011110111…
…0110000110101101
322000021020220202022
42320331312012231
522323411021031
61231532435525
7136620636020
oct27075660655
98007226668
103103220141
11135276124a
12727318ba5
133a5bb4948
142161d51b7
1513268297b
hexb8f761ad

3103220141 has 4 divisors (see below), whose sum is σ = 3546537312. Its totient is φ = 2659902972.

The previous prime is 3103220111. The next prime is 3103220149. The reversal of 3103220141 is 1410223013.

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.

It is a cyclic number.

It is not a de Polignac number, because 3103220141 - 26 = 3103220077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103220149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221658575 + ... + 221658588.

It is an arithmetic number, because the mean of its divisors is an integer number (886634328).

Almost surely, 23103220141 is an apocalyptic number.

It is an amenable number.

3103220141 is a deficient number, since it is larger than the sum of its proper divisors (443317171).

3103220141 is an equidigital number, since it uses as much as digits as its factorization.

3103220141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443317170.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3103220141 is about 55706.5538424340. The cubic root of 3103220141 is about 1458.6044306577.

Adding to 3103220141 its reverse (1410223013), we get a palindrome (4513443154).

The spelling of 3103220141 in words is "three billion, one hundred three million, two hundred twenty thousand, one hundred forty-one".

Divisors: 1 7 443317163 3103220141