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131303032003213 = 7313191388148859
BaseRepresentation
bin11101110110101101011110…
…100101001001101010001101
3122012220110002001121110111021
4131312231132211021222031
5114202232102143100323
61143131440303554141
736441221352036520
oct3566553645115215
9565813061543437
10131303032003213
11389233375592a4
12128874a78bb951
135835a9088a865
14245d15a2c0bb7
15102a75e78505d
hex776b5e949a8d

131303032003213 has 32 divisors (see below), whose sum is σ = 154992913367040. Its totient is φ = 108850542768000.

The previous prime is 131303032003211. The next prime is 131303032003259. The reversal of 131303032003213 is 312300230303131.

It is a cyclic number.

It is not a de Polignac number, because 131303032003213 - 21 = 131303032003211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131303032003211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2687362378 + ... + 2687411236.

It is an arithmetic number, because the mean of its divisors is an integer number (4843528542720).

Almost surely, 2131303032003213 is an apocalyptic number.

It is an amenable number.

131303032003213 is a deficient number, since it is larger than the sum of its proper divisors (23689881363827).

131303032003213 is a wasteful number, since it uses less digits than its factorization.

131303032003213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55969.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 131303032003213 its reverse (312300230303131), we get a palindrome (443603262306344).

The spelling of 131303032003213 in words is "one hundred thirty-one trillion, three hundred three billion, thirty-two million, three thousand, two hundred thirteen".

Divisors: 1 7 31 217 3191 3881 22337 27167 48859 98921 120311 342013 692447 842177 1514629 10602403 12384271 86689897 155909069 189621779 383912401 1091363483 1327352453 2687386807 4833181139 5878275149 33832267973 41147926043 605083096789 4235581677523 18757576000459 131303032003213