Compare 690880 vs 690887

Property	690880	690887
Type	composite number	prime
Unique factors	4	1
Total factors	9	1
Prime factorization	2⁶ × 5¹ × 17¹ × 127¹	690887¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 2 × 5 × 17 × 127	690887
Divisors count	56	2
Divisors	1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 127, 136, 160, 170, 254, 272, 320, 340, 508, 544, 635, 680, 1016, 1088, 1270, 1360, 2032, 2159, 2540, 2720, 4064, 4318, 5080, 5440, 8128, 8636, 10160, 10795, 17272, 20320, 21590, 34544, 40640, 43180, 69088, 86360, 138176, 172720, 345440, 690880	1, 690887
Number of properties	0	4
Chen primes		21801st
Primes		55870th
Twin primes (1st member)		6000th
Ulam primes		4114th
Roman numberals
Base 2	10101000101011000000₂	10101000101011000111₂
Base 3	1022002201011₃	1022002201102₃
Base 4	2220223000₄	2220223013₄
Base 5	134102010₅	134102022₅
Base 6	22450304₆	22450315₆
Base 7	5605141₇	5605151₇
Base 8	2505300₈	2505307₈
Base 9	1262634₉	1262642₉
Base 10	690880₁₀	690887₁₀
Base 11	432083₁₁	43208a₁₁
Base 12	293994₁₂	29399b₁₂
Base 13	1b2608₁₃	1b2612₁₃
Base 14	13dac8₁₄	13dad1₁₄
Base 15	d9a8a₁₅	d9a92₁₅
Base 16	a8ac0₁₆	a8ac7₁₆