## Gaspard Monge was born on this day 271 years ago.

### Properties of the number 13143443117929:

13143443117929 is prime.13143443117929 has 21 antidivisors and 13143443117928 totatives.

Reversing the decimal digits of 13143443117929 results in a semiprime.

13143443117929 = 6571721558965

^{2}- 6571721558964

^{2}is the difference of 2 nonnegative squares in 1 way.

13143443117929 is the difference of 2 positive pentagonal numbers in 1 way.

13143443117929 = 1021005

^{2}+ 3478648

^{2}is the sum of 2 positive squares in 1 way.

13143443117929 = 8703

^{2}+ 19462

^{2}+ 3625326

^{2}is the sum of 3 positive squares.

13143443117929

^{2}= 7103434002480

^{2}+ 11058540697879

^{2}is the sum of 2 positive squares in 1 way.

13143443117929

^{2}is the sum of 3 positive squares.

13143443117929 is a divisor of 251

^{547643463247}- 1.

13143443117929 is an emirp in (at least) the following bases: 12, 31, and 34.

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