1681724628640

Names of 1681724628640

• Cardinal: 1681724628640 can be written as One trillion, six hundred eighty-one billion, seven hundred twenty-four million, six hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.68172462864 × 10¹²

Factors of 1681724628640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1082687

Divisors of 1681724628640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 70 73 76 80 95 112 133 140 146 152 160 190 224 266 280 292 304 365 380 511 532 560 584 608 665 730 760 1022 1064 1120 1168 1330 1387 1460 1520 2044 2128 2336 2555 2660 2774 2920 3040 4088 4256 5110 5320 5548 5840 6935 8176 9709 10220 10640 11096 11680 13870 16352 19418 20440 21280 22192 27740 38836 40880 44384 48545 55480 77672 81760 97090 110960 155344 194180 221920 310688 388360 776720 1082581 1553440 2165162 4330324 5412905 7578067 8660648 10825810 15156134 17321296 20569039 21651620 30312268 34642592 37890335 41138078 43303240 60624536 75780670 79028413 82276156 86606480 102845195 121249072 143983273 151561340 158056826 164552312 173212960 205690390 242498144 287966546 303122680 316113652 329104624 395142065 411380780 553198891 575933092 606245360 632227304 658209248 719916365 790284130 822761560 1106397782 1151866184 1212490720 1264454608 1439832730 1501539847 1580568260 1645523120 2212795564 2303732368 2528909216 2765994455 2879665460 3003079694 3161136520 3291046240 4425591128 4607464736 5531988910 5759330920 6006159388 6322273040 7507699235 8851182256 10510778929 11063977820 11518661840 12012318776 12644546080 15015398470 17702364512 21021557858 22127955640 23037323680 24024637552 30030796940 42043115716 44255911280 48049275104 52553894645 60061593880 84086231432 88511822560 105107789290 120123187760 168172462864 210215578580 240246375520 336344925728 420431157160 840862314320 1681724628640
• Sum of all divisors σ(n): 4845117392640
• Sum of proper divisors (its aliquot sum) s(n): 3163392764000
• 1681724628640 is an abundant number, because the sum of its proper divisors (3163392764000) is greater than itself. Its abundance is 1481668135360

Bases of 1681724628640

• Binary: 11000011110001110100110010101111010100000₂
• Hexadecimal: 0x1878E995EA0
• Base-36: LGKNF89S

Squares and roots of 1681724628640

• 1681724628640 squared (1681724628640²) is 2828197726574345908249600
• 1681724628640 cubed (1681724628640³) is 4756249771443734131901962072428544000
• The square root of 1681724628640 is 1296813.2589698489
• The cube root of 1681724628640 is 11891.9103945109

Scales and comparisons

• 1,681,724,628,640 seconds is equal to 53,473 years, 33 weeks, 2 days, 10 hours, 10 minutes, 40 seconds.
• To count from 1 to 1,681,724,628,640 would take you about one hundred thirty-three thousand, six hundred eighty-four 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 1681724628640 cubic inches would be around 991 feet tall.

Recreational maths with 1681724628640

• 1681724628640 backwards is 0468264271861
• The number of decimal digits it has is: 13
• The sum of 1681724628640's digits is 55
• More coming soon!