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10131310303 = 101100310003
BaseRepresentation
bin10010110111101111…
…11000011011011111
3222011001211212222221
421123313320123133
5131222103412203
64353153050211
7506030500552
oct113367703337
928131755887
1010131310303
114329951424
121b68b56967
13c55c7448a
146c1784699
153e4699abd
hex25bdf86df

10131310303 has 4 divisors (see below), whose sum is σ = 10231620408. Its totient is φ = 10031000200.

The previous prime is 10131310223. The next prime is 10131310333. The reversal of 10131310303 is 30301313101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30301313101 = 101300013001.

It is a cyclic number.

It is not a de Polignac number, because 10131310303 - 29 = 10131309791 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 (10131310333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50154901 + ... + 50155102.

It is an arithmetic number, because the mean of its divisors is an integer number (2557905102).

Almost surely, 210131310303 is an apocalyptic number.

10131310303 is a deficient number, since it is larger than the sum of its proper divisors (100310105).

10131310303 is a wasteful number, since it uses less digits than its factorization.

10131310303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100310104.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 10131310303 its reverse (30301313101), we get a palindrome (40432623404).

The spelling of 10131310303 in words is "ten billion, one hundred thirty-one million, three hundred ten thousand, three hundred three".

Divisors: 1 101 100310003 10131310303