Compare 21428 vs 21433

Property	21428	21433
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 11¹ × 487¹	21433¹
Prime factorization	2 × 2 × 11 × 487	21433
Divisors count	12	2
Divisors	1, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 21428	1, 21433
Number of properties	0	5
Additive primes		1115th
Isolated primes		1681st
Lucky primes		389th
Primes		2406th
Pythagorean primes		1193rd
Roman numberals
Base 2	101001110110100₂	101001110111001₂
Base 3	1002101122₃	1002101211₃
Base 4	11032310₄	11032321₄
Base 5	1141203₅	1141213₅
Base 6	243112₆	243121₆
Base 7	116321₇	116326₇
Base 8	51664₈	51671₈
Base 9	32348₉	32354₉
Base 10	21428₁₀	21433₁₀
Base 11	15110₁₁	15115₁₁
Base 12	10498₁₂	104a1₁₂
Base 13	99a4₁₃	99a9₁₃
Base 14	7b48₁₄	7b4d₁₄
Base 15	6538₁₅	653d₁₅
Base 16	53b4₁₆	53b9₁₆