λ
Sequence Observatory

7,159,741

7159741
Deficient Odd Prime

Starting at 7,159,741, the Collatz iteration reaches 1 after 160 steps. The first transition is 21479224; the starting value is odd with 2 positive divisors.

Prime Factor Structure

Factorization String 7159741
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 7,159,742
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7159699 ← → #7159777

Radix Representation

Decimal 7159741
Binary 11011010011111110111101 (23 bits)
Octal 0o33237675
Hexadecimal 0x6D3FBD

Divisor Catalog (2)

Collatz Trajectory (160 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

7,159,741 21,479,224 10,739,612 5,369,806 2,684,903 8,054,710 4,027,355 12,082,066 6,041,033 18,123,100 9,061,550 4,530,775 13,592,326 6,796,163 20,388,490 10,194,245 30,582,736 15,291,368 7,645,684 3,822,842 1,911,421 5,734,264 2,867,132 1,433,566 716,783 2,150,350 1,075,175 3,225,526 1,612,763 4,838,290 2,419,145 7,257,436 3,628,718 1,814,359 5,443,078 2,721,539 8,164,618 4,082,309 12,246,928 6,123,464 3,061,732 1,530,866 765,433 2,296,300 1,148,150 574,075 1,722,226 861,113 2,583,340 1,291,670 645,835 1,937,506 968,753 2,906,260 1,453,130 726,565 2,179,696 1,089,848 544,924 272,462

More profiles

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