Search a number
-
+
131201420213401 = 547352967967227
BaseRepresentation
bin11101110101001110110110…
…000010111011110010011001
3122012112201210120002201021121
4131311032312002323302121
5114144101002033312101
61143013033402405241
736430663334055406
oct3565166602736231
9565481716081247
10131201420213401
11388942343296aa
121286b86a200821
135829319177c45
14245827b17b2ad
151027cb3cbd0a1
hex7753b60bbc99

131201420213401 has 8 divisors (see below), whose sum is σ = 131478524532320. Its totient is φ = 130924451837088.

The previous prime is 131201420213371. The next prime is 131201420213497. The reversal of 131201420213401 is 104312024102131.

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

It is a cyclic number.

It is not a de Polignac number, because 131201420213401 - 213 = 131201420205209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131201420210401) 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, 32053251 + ... + 35913976.

It is an arithmetic number, because the mean of its divisors is an integer number (16434815566540).

Almost surely, 2131201420213401 is an apocalyptic number.

It is an amenable number.

131201420213401 is a deficient number, since it is larger than the sum of its proper divisors (277104318919).

131201420213401 is an equidigital number, since it uses as much as digits as its factorization.

131201420213401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67971303.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 131201420213401 its reverse (104312024102131), we get a palindrome (235513444315532).

The spelling of 131201420213401 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred twenty million, two hundred thirteen thousand, four hundred one".

Divisors: 1 547 3529 1930363 67967227 37178073169 239856344083 131201420213401