Search a number
-
+
131303023111225 = 527750302989207
BaseRepresentation
bin11101110110101101011110…
…000011001110110000111001
3122012220110001102212200222101
4131312231132003032300321
5114202232042404024400
61143131435345223401
736441221213333410
oct3566553603166071
9565813042780871
10131303023111225
1138923332535649
12128874a4931b61
135835a8ba96424
14245d159048477
15102a75daca56a
hex776b5e0cec39

131303023111225 has 12 divisors (see below), whose sum is σ = 186075141323584. Its totient is φ = 90036358704720.

The previous prime is 131303023111217. The next prime is 131303023111231. The reversal of 131303023111225 is 522111320303131.

It is not a de Polignac number, because 131303023111225 - 23 = 131303023111217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131303023111193 and 131303023111202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375151494429 + ... + 375151494778.

Almost surely, 2131303023111225 is an apocalyptic number.

It is an amenable number.

131303023111225 is a deficient number, since it is larger than the sum of its proper divisors (54772118212359).

131303023111225 is an equidigital number, since it uses as much as digits as its factorization.

131303023111225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750302989224 (or 750302989219 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 131303023111225 its reverse (522111320303131), we get a palindrome (653414343414356).

The spelling of 131303023111225 in words is "one hundred thirty-one trillion, three hundred three billion, twenty-three million, one hundred eleven thousand, two hundred twenty-five".

Divisors: 1 5 7 25 35 175 750302989207 3751514946035 5252120924449 18757574730175 26260604622245 131303023111225