21279142043040

Names of 21279142043040

• Cardinal: 21279142043040 can be written as Twenty-one trillion, two hundred seventy-nine billion, one hundred forty-two million, forty-three thousand and forty.

Scientific notation

• Scientific notation: 2.127914204304 × 10¹³

Factors of 21279142043040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12393589

Divisors of 21279142043040

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 73 80 84 96 98 105 112 120 140 146 147 160 168 196 210 219 224 240 245 280 292 294 336 365 392 420 438 480 490 511 560 584 588 672 730 735 784 840 876 980 1022 1095 1120 1168 1176 1460 1470 1533 1568 1680 1752 1960 2044 2190 2336 2352 2555 2920 2940 3066 3360 3504 3577 3920 4088 4380 4704 5110 5840 5880 6132 7008 7154 7665 7840 8176 8760 10220 10731 11680 11760 12264 14308 15330 16352 17520 17885 20440 21462 23520 24528 28616 30660 35040 35770 40880 42924 49056 53655 57232 61320 71540 81760 85848 107310 114464 122640 143080 171696 214620 245280 286160 343392 429240 572320 858480 1716960 12393499 24786998 37180497 49573996 61967495 74360994 86754493 99147992 123934990 148721988 173508986 185902485 198295984 247869980 260263479 297443976 347017972 371804970 396591968 433772465 495739960 520526958 594887952 607281451 694035944 743609940 867544930 904725427 991479920 1041053916 1189775904 1214562902 1301317395 1388071888 1487219880 1735089860 1809450854 1821844353 1982959840 2082107832 2429125804 2602634790 2714176281 2776143776 2974439760 3036407255 3470179720 3618901708 3643688706 4164215664 4523627135 4858251608 5205269580 5428352562 5948879520 6072814510 6333077989 6940359440 7237803416 7287377412 8328431328 9047254270 9109221765 9716503216 10410539160 10856705124 12145629020 12666155978 13570881405 13880718880 14475606832 14574754824 18094508540 18218443530 18999233967 19433006432 20821078320 21713410248 24291258040 25332311956 27141762810 28951213664 29149509648 31665389945 36189017080 36436887060 37998467934 41642156640 43426820496 44331545923 48582516080 50664623912 54283525620 58299019296 63330779890 72378034160 72873774120 75996935868 86853640992 88663091846 94996169835 97165032160 101329247824 108567051240 126661559780 132994637769 144756068320 145747548240 151993871736 177326183692 189992339670 202658495648 217134102480 221657729615 253323119560 265989275538 291495096480 303987743472 354652367384 379984679340 434268204960 443315459230 506646239120 531978551076 607975486944 664973188845 709304734768 759969358680 886630918460 1013292478240 1063957102152 1329946377690 1418609469536 1519938717360 1773261836920 2127914204304 2659892755380 3039877434720 3546523673840 4255828408608 5319785510760 7093047347680 10639571021520 21279142043040
• Sum of all divisors σ(n): 79040983896000
• Sum of proper divisors (its aliquot sum) s(n): 57761841852960
• 21279142043040 is an abundant number, because the sum of its proper divisors (57761841852960) is greater than itself. Its abundance is 36482699809920

Bases of 21279142043040

• Binary: 100110101101001101111101100111101110110100000₂
• Hexadecimal: 0x135A6FB3DDA0
• Base-36: 7JJI3RELC

Squares and roots of 21279142043040

• 21279142043040 squared (21279142043040²) is 452801886087872545212441600
• 21279142043040 cubed (21279142043040³) is 9635235651420257544698999319050686464000
• The square root of 21279142043040 is 4612932.0440518091
• The cube root of 21279142043040 is 27710.9472224255

Scales and comparisons

• 21,279,142,043,040 seconds is equal to 676,610 years, 46 weeks, 4 days, 5 hours, 44 minutes.
• To count from 1 to 21,279,142,043,040 would take you about one million, six hundred ninety-one thousand, five hundred twenty-seven 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 21279142043040 cubic inches would be around 2309.2 feet tall.

Recreational maths with 21279142043040

• 21279142043040 backwards is 04034024197212
• The number of decimal digits it has is: 14
• The sum of 21279142043040's digits is 39
• More coming soon!