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13100303211031 = 21836359993237
BaseRepresentation
bin1011111010100010011011…
…1010110101101000010111
31201101101011122200120212101
42332220212322311220113
53204113410110223111
643510110214302531
72521315504002151
oct276504672655027
951341148616771
1013100303211031
1141a0897702823
121576b15057a47
1374047924b36a
143340b5453ad1
1517ab80316bc1
hexbea26eb5a17

13100303211031 has 4 divisors (see below), whose sum is σ = 13100363422632. Its totient is φ = 13100242999432.

The previous prime is 13100303210983. The next prime is 13100303211071. The reversal of 13100303211031 is 13011230300131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13100303211031 - 27 = 13100303210903 is a prime.

It is a super-2 number, since 2×131003032110312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13100303211071) 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, 29778256 + ... + 30214981.

It is an arithmetic number, because the mean of its divisors is an integer number (3275090855658).

Almost surely, 213100303211031 is an apocalyptic number.

13100303211031 is a deficient number, since it is larger than the sum of its proper divisors (60211601).

13100303211031 is an equidigital number, since it uses as much as digits as its factorization.

13100303211031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60211600.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 13100303211031 its reverse (13011230300131), we get a palindrome (26111533511162).

The spelling of 13100303211031 in words is "thirteen trillion, one hundred billion, three hundred three million, two hundred eleven thousand, thirty-one".

Divisors: 1 218363 59993237 13100303211031