1681663635680

Names of 1681663635680

• Cardinal: 1681663635680 can be written as One trillion, six hundred eighty-one billion, six hundred sixty-three million, six hundred thirty-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.68166363568 × 10¹²

Factors of 1681663635680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 388221

Divisors of 1681663635680

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 70 73 80 106 112 140 146 160 212 224 265 280 292 365 371 424 511 530 560 584 730 742 848 1022 1060 1120 1168 1460 1484 1696 1855 2044 2120 2336 2555 2920 2968 3710 3869 4088 4240 5110 5840 5936 7420 7738 8176 8480 10220 11680 11872 14840 15476 16352 19345 20440 27083 29680 30952 38690 40880 54166 59360 61904 77380 81760 108332 123808 135415 154760 216664 270830 309520 388081 433328 541660 619040 776162 866656 1083320 1552324 1940405 2166640 2716567 3104648 3880810 4333280 5433134 6209296 7761620 10866268 12418592 13582835 15523240 20568293 21732536 27165670 28329913 31046480 41136586 43465072 54331340 56659826 62092960 82273172 86930144 102841465 108662680 113319652 141649565 143978051 164546344 198309391 205682930 217325360 226639304 283299130 287956102 329092688 396618782 411365860 434650720 453278608 566598260 575912204 658185376 719890255 793237564 822731720 906557216 991546955 1133196520 1151824408 1439780510 1501485389 1586475128 1645463440 1983093910 2266393040 2303648816 2879561020 3002970778 3172950256 3290926880 3966187820 4532786080 4607297632 5759122040 6005941556 6345900512 7507426945 7932375640 10510397723 11518244080 12011883112 15014853890 15864751280 21020795446 23036488160 24023766224 30029707780 31729502560 42041590892 48047532448 52551988615 60059415560 84083181784 105103977230 120118831120 168166363568 210207954460 240237662240 336332727136 420415908920 840831817840 1681663635680
• Sum of all divisors σ(n): 4689545632128
• Sum of proper divisors (its aliquot sum) s(n): 3007881996448
• 1681663635680 is an abundant number, because the sum of its proper divisors (3007881996448) is greater than itself. Its abundance is 1326218360768

Bases of 1681663635680

• Binary: 11000011110001010111101101011000011100000₂
• Hexadecimal: 0x1878AF6B0E0
• Base-36: LGJN3XSW

Squares and roots of 1681663635680

• 1681663635680 squared (1681663635680²) is 2827992583568475769062400
• 1681663635680 cubed (1681663635680³) is 4755732289759839190037459648786432000
• The square root of 1681663635680 is 1296789.7422789865
• The cube root of 1681663635680 is 11891.7666271007

Scales and comparisons

• 1,681,663,635,680 seconds is equal to 53,471 years, 36 weeks, 3 days, 11 hours, 41 minutes, 20 seconds.
• To count from 1 to 1,681,663,635,680 would take you about one hundred thirty-three thousand, six hundred seventy-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1681663635680 cubic inches would be around 991 feet tall.

Recreational maths with 1681663635680

• 1681663635680 backwards is 0865363661861
• The number of decimal digits it has is: 13
• The sum of 1681663635680's digits is 59
• More coming soon!