Compare 21012 vs 21013

Property2101221013
Typecomposite numberprime
Unique factors41
Total factors51
Prime factorization22 × 31 × 171 × 1031210131
Prime factorization2 × 2 × 3 × 17 × 10321013
Divisors count242
Divisors1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 1236, 1751, 3502, 5253, 7004, 10506, 210121, 21013
Number of properties013
Additive primes 1095th
Centered square primes 37th
Cousin primes (1st member) 358th
Harmonic primes 868th
Lucky primes 384th
Primes 2363rd
Prime quadruplets (2nd member) 20th
Prime quintuplet 2s (2nd member) 7th
Prime triplets (1st member) 176th
Prime triplets (2nd member) 175th
Pythagorean primes 1174th
Sexy primes (1st member) 715th
Twin primes (2nd member) 358th
Roman numberals  
Base 210100100001010021010010000101012
Base 31001211020310012110213
Base 4110201104110201114
Base 51133022511330235
Base 624114062411416
Base 711515571151567
Base 8510248510258
Base 9317369317379
Base 1021012102101310
Base 1114872111487311
Base 12101b012101b112
Base 13974413974513
Base 14792c14792d14
Base 15635c15635d15
Base 16521416521516
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