1. Numbers
  2. Compare 81371 vs 81380

Compare 81371 vs 81380

Property8137181380
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization81371122 × 51 × 131 × 3131
Prime factorization813712 × 2 × 5 × 13 × 313
Divisors count224
Divisors1, 813711, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 626, 1252, 1565, 3130, 4069, 6260, 8138, 16276, 20345, 40690, 81380
Number of properties60
Chen primes3599th 
Harmonic primes3006th 
Long primes3023rd 
Primes7963rd 
Super primes1006th 
Twin primes (1st member)1026th 
Roman numberals  
Base 2100111101110110112100111101111001002
Base 3110101212023110101220023
Base 410331312341033132104
Base 5101004415101010105
Base 61424415614244326
Base 745614374561557
Base 823673382367448
Base 913355291335629
Base 1081371108138010
Base 1156154115616211
Base 123b10b123b11812
Base 132b064132b07013
Base 1421923142192c14
Base 151919b15191a515
Base 1613ddb1613de416
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