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13144343131199 = 719343512877053
BaseRepresentation
bin1011111101000110011111…
…1001110011010000111111
31201112120211212120022222202
42333101213321303100333
53210324103320144244
643542232230502115
72524435035102650
oct277214771632077
951476755508882
1013144343131199
114208537030665
121583565b0493b
1374467728b717
143362923a7527
1517bdab80c04e
hexbf467e7343f

13144343131199 has 16 divisors (see below), whose sum is σ = 15813209441280. Its totient is φ = 10673287509600.

The previous prime is 13144343131163. The next prime is 13144343131399. The reversal of 13144343131199 is 99113134344131.

It is a cyclic number.

It is not a de Polignac number, because 13144343131199 - 220 = 13144342082623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144343131399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3130157 + ... + 6007209.

It is an arithmetic number, because the mean of its divisors is an integer number (988325590080).

Almost surely, 213144343131199 is an apocalyptic number.

13144343131199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13144343131199 is a deficient number, since it is larger than the sum of its proper divisors (2668866310081).

13144343131199 is a wasteful number, since it uses less digits than its factorization.

13144343131199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911430.

The product of its digits is 419904, while the sum is 47.

The spelling of 13144343131199 in words is "thirteen trillion, one hundred forty-four billion, three hundred forty-three million, one hundred thirty-one thousand, one hundred ninety-nine".

Divisors: 1 7 19 133 34351 240457 652669 2877053 4568683 20139371 54664007 382648049 98829647603 691807533221 1877763304457 13144343131199