Search a number
-
+
123430301041 = 334613688781
BaseRepresentation
bin111001011110100000…
…1001110110101110001
3102210121001212221220011
41302331001032311301
54010241124113131
6132411511414521
711626501151035
oct1627501166561
9383531787804
10123430301041
114838a207063
121bb08684441
13b840a8c1b8
145d8cb601c5
1533261e60b1
hex1cbd04ed71

123430301041 has 4 divisors (see below), whose sum is σ = 123434023284. Its totient is φ = 123426578800.

The previous prime is 123430301039. The next prime is 123430301053. The reversal of 123430301041 is 140103034321.

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 60321324816 + 63108976225 = 245604^2 + 251215^2 .

It is a cyclic number.

It is not a de Polignac number, because 123430301041 - 21 = 123430301039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123430301081) 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, 1810930 + ... + 1877851.

It is an arithmetic number, because the mean of its divisors is an integer number (30858505821).

Almost surely, 2123430301041 is an apocalyptic number.

It is an amenable number.

123430301041 is a deficient number, since it is larger than the sum of its proper divisors (3722243).

123430301041 is an equidigital number, since it uses as much as digits as its factorization.

123430301041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3722242.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123430301041 its reverse (140103034321), we get a palindrome (263533335362).

The spelling of 123430301041 in words is "one hundred twenty-three billion, four hundred thirty million, three hundred one thousand, forty-one".

Divisors: 1 33461 3688781 123430301041