Compare 661960 vs 661961

Property	661960	661961
Type	composite number	prime
Unique factors	5	1
Total factors	7	1
Prime factorization	2³ × 5¹ × 13¹ × 19¹ × 67¹	661961¹
Prime factorization	2 × 2 × 2 × 5 × 13 × 19 × 67	661961
Divisors count	64	2
Divisors	1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 67, 76, 95, 104, 130, 134, 152, 190, 247, 260, 268, 335, 380, 494, 520, 536, 670, 760, 871, 988, 1235, 1273, 1340, 1742, 1976, 2470, 2546, 2680, 3484, 4355, 4940, 5092, 6365, 6968, 8710, 9880, 10184, 12730, 16549, 17420, 25460, 33098, 34840, 50920, 66196, 82745, 132392, 165490, 330980, 661960	1, 661961
Number of properties	0	4
Additive primes		20969th
Isolated primes		42126th
Primes		53715th
Sophie germain primes		5462nd
Roman numberals
Base 2	10100001100111001000₂	10100001100111001001₂
Base 3	1020122001001₃	1020122001002₃
Base 4	2201213020₄	2201213021₄
Base 5	132140320₅	132140321₅
Base 6	22104344₆	22104345₆
Base 7	5424625₇	5424626₇
Base 8	2414710₈	2414711₈
Base 9	1218031₉	1218032₉
Base 10	661960₁₀	661961₁₀
Base 11	412382₁₁	412383₁₁
Base 12	27b0b4₁₂	27b0b5₁₂
Base 13	1a23c0₁₃	1a23c1₁₃
Base 14	13334c₁₄	13334d₁₄
Base 15	d120a₁₅	d120b₁₅
Base 16	a19c8₁₆	a19c9₁₆