997949191680
997,949,191,680 is an even composite number composed of five prime numbers multiplied together.
997949191680 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 997949191680:
29 × 32 × 5 × 7 × 6187681
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 6187681)See below for interesting mathematical facts about the number 997949191680 from the Numbermatics database.
Names of 997949191680
- Cardinal: 997949191680 can be written as Nine hundred ninety-seven billion, nine hundred forty-nine million, one hundred ninety-one thousand, six hundred eighty.
Scientific notation
- Scientific notation: 9.9794919168 × 1011
Factors of 997949191680
Divisors of 997949191680
- Number of divisors d(n): 240
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 512 560 576 630 640 672 720 768 840 896 960 1008 1120 1152 1260 1280 1344 1440 1536 1680 1792 1920 2016 2240 2304 2520 2560 2688 2880 3360 3584 3840 4032 4480 4608 5040 5376 5760 6720 7680 8064 8960 10080 10752 11520 13440 16128 17920 20160 23040 26880 32256 40320 53760 80640 161280 6187681 12375362 18563043 24750724 30938405 37126086 43313767 49501448 55689129 61876810 74252172 86627534 92815215 99002896 111378258 123753620 129941301 148504344 173255068 185630430 198005792 216568835 222756516 247507240 259882602 278445645 297008688 346510136 371260860 389823903 396011584 433137670 445513032 495014480 519765204 556891290 594017376 649706505 693020272 742521720 779647806 792023168 866275340 891026064 990028960 1039530408 1113782580 1188034752 1299413010 1386040544 1485043440 1559295612 1584046336 1732550680 1782052128 1949119515 1980057920 2079060816 2227565160 2376069504 2598826020 2772081088 2970086880 3118591224 3168092672 3465101360 3564104256 3898239030 3960115840 4158121632 4455130320 4752139008 5197652040 5544162176 5940173760 6237182448 6930202720 7128208512 7796478060 7920231680 8316243264 8910260640 9504278016 10395304080 11088324352 11880347520 12474364896 13860405440 14256417024 15592956120 15840463360 16632486528 17820521280 20790608160 22176648704 23760695040 24948729792 27720810880 28512834048 31185912240 33264973056 35641042560 41581216320 47521390080 49897459584 55441621760 62371824480 66529946112 71282085120 83162432640 99794919168 110883243520 124743648960 142564170240 166324865280 199589838336 249487297920 332649730560 498974595840 997949191680
- Sum of all divisors σ(n): 3949919180064
- Sum of proper divisors (its aliquot sum) s(n): 2951969988384
- 997949191680 is an abundant number, because the sum of its proper divisors (2951969988384) is greater than itself. Its abundance is 1954020796704
Bases of 997949191680
- Binary: 11101000010110100110100000110110000000002
- Hexadecimal: 0xE85A683600
- Base-36: CQG96KG0
Squares and roots of 997949191680
- 997949191680 squared (9979491916802) is 995902589174765381222400
- 997949191680 cubed (9979491916803) is 993860183858976230444541130309632000
-
The
square root of 997949191680 is 998974.0695733801 -
The
cube root of 997949191680 is 9993.1592938075
Scales and comparisons
How big is 997949191680?- 997,949,191,680 seconds is equal to 31,731 years, 36 weeks, 1 day, 20 hours, 48 minutes.
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To count from 1 to 997,949,191,680 would take you about sixty-three thousand, four hundred sixty-three 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 997949191680 cubic inches would be around 832.8 feet tall.
Recreational maths with 997949191680
- 997949191680 backwards is 086191949799
- 997949191680 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 997949191680's digits is 72
- More coming soon!
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