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13081373006 = 21332977099
BaseRepresentation
bin11000010111011010…
…11110100101001110
31020202122220121020112
430023231132211032
5203242312414011
610002015120022
7642111556502
oct141355364516
936678817215
1013081373006
115603104179
122650b13012
1313061c3000
148c14ac302
1551867758b
hex30bb5e94e

13081373006 has 16 divisors (see below), whose sum is σ = 21256494000. Its totient is φ = 6037554744.

The previous prime is 13081372987. The next prime is 13081373021. The reversal of 13081373006 is 60037318031.

It is a super-2 number, since 2×130813730062 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484156 + ... + 1492943.

It is an arithmetic number, because the mean of its divisors is an integer number (1328530875).

Almost surely, 213081373006 is an apocalyptic number.

13081373006 is a deficient number, since it is larger than the sum of its proper divisors (8175120994).

13081373006 is an equidigital number, since it uses as much as digits as its factorization.

13081373006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977140 (or 2977114 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 13081373006 in words is "thirteen billion, eighty-one million, three hundred seventy-three thousand, six".

Divisors: 1 2 13 26 169 338 2197 4394 2977099 5954198 38702287 77404574 503129731 1006259462 6540686503 13081373006