Search a number
-
+
131131100301 = 3231900450729
BaseRepresentation
bin111101000100000000…
…1011100110010001101
3110112110202022002112120
41322020001130302031
54122024030202201
6140124002323153
712321356650605
oct1721001346215
9415422262476
10131131100301
11506810a6573
12214b76594b9
13c49a324256
1464bd7c1c05
1536272de536
hex1e8805cc8d

131131100301 has 8 divisors (see below), whose sum is σ = 182443270080. Its totient is φ = 83619832032.

The previous prime is 131131100281. The next prime is 131131100311. The reversal of 131131100301 is 103001131131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131131100301 - 26 = 131131100237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131131100311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950225296 + ... + 950225433.

It is an arithmetic number, because the mean of its divisors is an integer number (22805408760).

Almost surely, 2131131100301 is an apocalyptic number.

It is an amenable number.

131131100301 is a deficient number, since it is larger than the sum of its proper divisors (51312169779).

131131100301 is a wasteful number, since it uses less digits than its factorization.

131131100301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900450755.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 131131100301 its reverse (103001131131), we get a palindrome (234132231432).

The spelling of 131131100301 in words is "one hundred thirty-one billion, one hundred thirty-one million, one hundred thousand, three hundred one".

Divisors: 1 3 23 69 1900450729 5701352187 43710366767 131131100301