1991124189184

Names of 1991124189184

• Cardinal: 1991124189184 can be written as One trillion, nine hundred ninety-one billion, one hundred twenty-four million, one hundred eighty-nine thousand, one hundred eighty-four.

Scientific notation

• Scientific notation: 1.991124189184 × 10¹²

Factors of 1991124189184

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 68

Divisors of 1991124189184

• Number of divisors d(n): 207
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 53 64 104 106 128 169 208 212 256 338 416 424 512 676 689 832 848 1024 1352 1378 1664 1696 2048 2704 2756 2809 3328 3392 4096 5408 5512 5618 6656 6784 8192 8957 10816 11024 11236 13312 13568 16384 17914 21632 22048 22472 26624 27136 32768 35828 36517 43264 44096 44944 53248 54272 65536 71656 73034 86528 88192 89888 106496 108544 131072 143312 146068 173056 176384 179776 212992 217088 262144 286624 292136 346112 352768 359552 425984 434176 474721 524288 573248 584272 692224 705536 719104 851968 868352 949442 1048576 1146496 1168544 1384448 1411072 1438208 1703936 1736704 1898884 2097152 2292992 2337088 2768896 2822144 2876416 3407872 3473408 3797768 4194304 4585984 4674176 5537792 5644288 5752832 6815744 6946816 7595536 9171968 9348352 11075584 11288576 11505664 13631488 13893632 15191072 18343936 18696704 22151168 22577152 23011328 27262976 27787264 30382144 36687872 37393408 44302336 45154304 46022656 54525952 55574528 60764288 73375744 74786816 88604672 90308608 92045312 111149056 121528576 146751488 149573632 177209344 180617216 184090624 222298112 243057152 293502976 299147264 354418688 361234432 368181248 486114304 587005952 598294528 708837376 722468864 736362496 972228608 1174011904 1196589056 1444937728 1472724992 1944457216 2348023808 2393178112 2889875456 2945449984 3888914432 4696047616 4786356224 5890899968 7777828864 9392095232 9572712448 11781799936 15555657728 18784190464 19145424896 31111315456 37568380928 38290849792 62222630912 76581699584 124445261824 153163399168 248890523648 497781047296 995562094592 1991124189184
• Sum of all divisors σ(n): 4395034476903
• Sum of proper divisors (its aliquot sum) s(n): 2403910287719
• 1991124189184 is an abundant number, because the sum of its proper divisors (2403910287719) is greater than itself. Its abundance is 412786098535

Bases of 1991124189184

• Binary: 11100111110011000010000000000000000000000₂
• Hexadecimal: 0x1CF98400000
• Base-36: PEPJXL34

Squares and roots of 1991124189184

• 1991124189184 squared (1991124189184²) is 3964575536753641422585856
• 1991124189184 cubed (1991124189184³) is 7893962251077315869105738832626581504
• 1991124189184 is a perfect square number. Its square root is 1411072
• The cube root of 1991124189184 is 12580.5448246881

Scales and comparisons

• 1,991,124,189,184 seconds is equal to 63,311 years, 30 weeks, 4 days, 20 hours, 33 minutes, 4 seconds.
• To count from 1 to 1,991,124,189,184 would take you about one hundred fifty-eight thousand, two hundred seventy-eight 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 1991124189184 cubic inches would be around 1048.4 feet tall.

Recreational maths with 1991124189184

• 1991124189184 backwards is 4819814211991
• The number of decimal digits it has is: 13
• The sum of 1991124189184's digits is 58
• More coming soon!