Integer Profile

640,416

2^5 × 3 × 7 × 953

Prime factors, divisor sums, positional representations and sequence properties for 640,416. The prime factorization is 2^5 × 3 × 7 × 953.

Number of positive divisors: 48. Showing the recorded part of the sequence: 185.

AbundantEvenComposite

Divisor catalog (48)

12346781214162124283242485684961121682243366729531,9062,8593,8125,7186,6717,62411,43613,34215,24820,01322,87226,68430,49640,02645,74453,36880,05291,488106,736160,104213,472320,208640,416

Showing 48 of 48.

Collatz trajectory (185 steps)

Even: n → n/2; Odd: n → 3n + 1

640,416320,208160,10480,05240,02620,01360,04030,02015,0107,50522,51611,2585,62916,8888,4444,2222,1116,3343,1679,5024,75114,2547,12721,38210,69132,07416,03748,11224,05612,0286,0143,0079,0224,51113,5346,76720,30210,15130,45415,22745,68222,84168,52434,26217,13151,39425,69777,09238,54619,27357,82028,91014,45543,36621,68365,05032,52597,57648,78824,394

Showing 60 of 60.

Prime factorization

Factorization: 2^5 × 3 × 7 × 953
Distinct prime factors: 4
Perfect square: No
Parity: Even

Arithmetic properties

Positive divisors: 48
Divisor sum: 1,923,264
Proper-divisor sum: 1,282,848
Digit sum: 21
Digital root: 3

Number bases

Decimal: 640416
Binary: 10011100010110100000 (20 bits)
Octal: 0o2342640
Hexadecimal: 0x9C5A0