Integer Profile

1,388,009

7 × 83 × 2389

Prime factors, divisor sums, positional representations and sequence properties for 1,388,009. The prime factorization is 7 × 83 × 2389.

Number of positive divisors: 8. Showing the recorded part of the sequence: 199.

DeficientOddComposite

Divisor catalog (8)

17835812,38916,723198,2871,388,009

Showing 8 of 8.

Collatz trajectory (199 steps)

Even: n → n/2; Odd: n → 3n + 1

1,388,0094,164,0282,082,0141,041,0073,123,0221,561,5114,684,5342,342,2677,026,8023,513,40110,540,2045,270,1022,635,0517,905,1543,952,57711,857,7325,928,8662,964,4338,893,3004,446,6502,223,3256,669,9763,334,9881,667,494833,7472,501,2421,250,6213,751,8641,875,932937,966468,9831,406,950703,4752,110,4261,055,2133,165,6401,582,820791,410395,7051,187,116593,558296,779890,338445,1691,335,508667,754333,8771,001,632500,816250,408125,20462,60231,30193,90446,95223,47611,7385,86917,6088,804

Showing 60 of 60.

Prime factorization

Factorization: 7 × 83 × 2389
Distinct prime factors: 3
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 8
Divisor sum: 1,606,080
Proper-divisor sum: 218,071
Digit sum: 29
Digital root: 2

Number bases

Decimal: 1388009
Binary: 101010010110111101001 (21 bits)
Octal: 0o5226751
Hexadecimal: 0x152DE9