λ
Sequence Observatory

7,076,881

7 × 1010983
Deficient Odd Composite

Starting at 7,076,881, the Collatz iteration reaches 1 after 191 steps. The first transition is 21230644; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 7 × 1010983
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,087,872
Proper Divisor Sum 1,010,991
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #7076869 ← → #7076903

Radix Representation

Decimal 7076881
Binary 11010111111110000010001 (23 bits)
Octal 0o32776021
Hexadecimal 0x6BFC11

Divisor Catalog (4)

1 7 1,010,983 7,076,881

Collatz Trajectory (191 steps to reach 1)

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

7,076,881 21,230,644 10,615,322 5,307,661 15,922,984 7,961,492 3,980,746 1,990,373 5,971,120 2,985,560 1,492,780 746,390 373,195 1,119,586 559,793 1,679,380 839,690 419,845 1,259,536 629,768 314,884 157,442 78,721 236,164 118,082 59,041 177,124 88,562 44,281 132,844 66,422 33,211 99,634 49,817 149,452 74,726 37,363 112,090 56,045 168,136 84,068 42,034 21,017 63,052 31,526 15,763 47,290 23,645 70,936 35,468 17,734 8,867 26,602 13,301 39,904 19,952 9,976 4,988 2,494 1,247

More profiles

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