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13103244230131 = 111491537986457
BaseRepresentation
bin1011111010101101011000…
…1101111011110111110011
31201101122202121201211121201
42332223112031323313303
53204140421010331011
643511314114432031
72521451415153646
oct276532615736763
951348677654551
1013103244230131
1141a2066848a20
1215775b5b92617
13740827651753
143342b3ca5a5d
1517aca3609cc1
hexbead637bdf3

13103244230131 has 8 divisors (see below), whose sum is σ = 14294545878384. Its totient is φ = 11911958853120.

The previous prime is 13103244230123. The next prime is 13103244230147.

13103244230131 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13103244230131 - 23 = 13103244230123 is a prime.

It is a super-2 number, since 2×131032442301312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13103244230131.

It is not an unprimeable number, because it can be changed into a prime (13103244230161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2352546 + ... + 5633911.

It is an arithmetic number, because the mean of its divisors is an integer number (1786818234798).

Almost surely, 213103244230131 is an apocalyptic number.

13103244230131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13103244230131 is a deficient number, since it is larger than the sum of its proper divisors (1191301648253).

13103244230131 is a wasteful number, since it uses less digits than its factorization.

13103244230131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8135621.

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 1310324 and 4230131, that added together give a palindrome (5540455).

The spelling of 13103244230131 in words is "thirteen trillion, one hundred three billion, two hundred forty-four million, two hundred thirty thousand, one hundred thirty-one".

Divisors: 1 11 149153 1640683 7986457 87851027 1191204020921 13103244230131