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131104101301 = 466328115827
BaseRepresentation
bin111101000011001101…
…0011101001110110101
3110112101212111101212121
41322012122131032311
54122000122220201
6140121155515541
712320611321405
oct1720632351665
9415355441777
10131104101301
1150667935848
12214aa5b8bb1
13c494860204
1464b9d94805
153624c599a1
hex1e8669d3b5

131104101301 has 4 divisors (see below), whose sum is σ = 131132221792. Its totient is φ = 131075980812.

The previous prime is 131104101299. The next prime is 131104101319. The reversal of 131104101301 is 103101401131.

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: 103101401131 = 1031000984477.

It is a cyclic number.

It is not a de Polignac number, because 131104101301 - 21 = 131104101299 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 (131104101341) 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, 14053251 + ... + 14062576.

It is an arithmetic number, because the mean of its divisors is an integer number (32783055448).

Almost surely, 2131104101301 is an apocalyptic number.

It is an amenable number.

131104101301 is a deficient number, since it is larger than the sum of its proper divisors (28120491).

131104101301 is an equidigital number, since it uses as much as digits as its factorization.

131104101301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28120490.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 131104101301 its reverse (103101401131), we get a palindrome (234205502432).

The spelling of 131104101301 in words is "one hundred thirty-one billion, one hundred four million, one hundred one thousand, three hundred one".

Divisors: 1 4663 28115827 131104101301