1. Numbers
  2. Compare 21419 vs 21421

Compare 21419 vs 21421

Property2141921421
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization214191311 × 6911
Prime factorization2141931 × 691
Divisors count24
Divisors1, 214191, 31, 691, 21421
Number of properties91
Additive primes1114th 
Chen primes1181st 
Happy primes399th 
Harmonic primes882nd 
Isolated primes1680th 
Long primes912th 
Primes2405th 
Safe primes202nd 
Semiprimes 5425th
Sophie germain primes349th 
Roman numberals  
Base 210100111010101121010011101011012
Base 31002101022310021011013
Base 4110322234110322314
Base 51141134511411415
Base 624305562431016
Base 711630671163117
Base 8516538516558
Base 9323389323419
Base 1021419102142110
Base 1115102111510411
Base 121048b121049112
Base 13999813999a13
Base 147b3d147b4114
Base 15652e15653115
Base 1653ab1653ad16
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