1,211,247

3³ × 113 × 397

1,211,247 factors as 3^3 × 113 × 397. Its 16 positive divisors give a proper-divisor sum of 603,633, so this integer is deficient. The Collatz stopping time is 235 steps.

Prime Factor Structure

Factorization String 3^3 × 113 × 397

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,814,880

Proper Divisor Sum 603,633

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #1211227 ← → #1211261

Radix Representation

Decimal	1211247
Binary	100100111101101101111 (21 bits)
Octal	0o4475557
Hexadecimal	0x127B6F

Divisor Catalog (16)

1 3 9 27 113 339 397 1,017 1,191 3,051 3,573 10,719 44,861 134,583 403,749 1,211,247

Collatz Trajectory (235 steps to reach 1)

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

1,211,247 3,633,742 1,816,871 5,450,614 2,725,307 8,175,922 4,087,961 12,263,884 6,131,942 3,065,971 9,197,914 4,598,957 13,796,872 6,898,436 3,449,218 1,724,609 5,173,828 2,586,914 1,293,457 3,880,372 1,940,186 970,093 2,910,280 1,455,140 727,570 363,785 1,091,356 545,678 272,839 818,518 409,259 1,227,778 613,889 1,841,668 920,834 460,417 1,381,252 690,626 345,313 1,035,940 517,970 258,985 776,956 388,478 194,239 582,718 291,359 874,078 437,039 1,311,118 655,559 1,966,678 983,339 2,950,018 1,475,009 4,425,028 2,212,514 1,106,257 3,318,772 1,659,386

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