1. Numbers
  2. Compare 28151 vs 28161

Compare 28151 vs 28161

Property2815128161
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization28151133 × 71 × 1491
Prime factorization281513 × 3 × 3 × 7 × 149
Divisors count216
Divisors1, 281511, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 3129, 4023, 9387, 28161
Number of properties50
Additive primes1405th 
Chen primes1492nd 
Harmonic primes1145th 
Isolated primes2175th 
Primes3070th 
Roman numberals  
Base 211011011111011121101110000000012
Base 31102121122311021220003
Base 4123133134123200014
Base 51400101514001215
Base 633415563342136
Base 714503471450507
Base 8667678670018
Base 9425489425609
Base 1028151102816110
Base 111a172111a18111
Base 121435b121436912
Base 13ca7613ca8313
Base 14a38b14a39714
Base 15851b15852615
Base 166df7166e0116
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