1985327984640

Names of 1985327984640

• Cardinal: 1985327984640 can be written as One trillion, nine hundred eighty-five billion, three hundred twenty-seven million, nine hundred eighty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.98532798464 × 10¹²

Factors of 1985327984640

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 1759

Divisors of 1985327984640

• Number of divisors d(n): 1664
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 19 20 21 22 24 26 28 30 32 33 35 38 39 40 42 44 48 52 55 56 57 60 64 65 66 70 76 77 78 80 84 88 91 95 96 104 105 110 112 114 120 128 130 132 133 140 143 152 154 156 160 165 168 176 182 190 192 195 208 209 210 220 224 228 231 240 247 256 260 264 266 273 280 285 286 304 308 312 320 330 336 352 364 380 384 385 390 399 416 418 420 429 440 448 455 456 462 480 494 512 520 528 532 546 560 570 572 608 616 624 627 640 660 665 672 704 715 728 741 760 768 770 780 798 832 836 840 858 880 896 910 912 924 960 988 1001 1024 1040 1045 1056 1064 1092 1120 1140 1144 1155 1216 1232 1235 1248 1254 1280 1320 1330 1344 1365 1408 1430 1456 1463 1482 1520 1536 1540 1560 1596 1664 1672 1680 1699 1716 1729 1760 1792 1820 1824 1848 1920 1976 1995 2002 2048 2080 2090 2112 2128 2145 2184 2240 2280 2288 2310 2432 2464 2470 2496 2508 2560 2640 2660 2688 2717 2730 2816 2860 2912 2926 2964 3003 3040 3072 3080 3120 3135 3192 3328 3344 3360 3398 3432 3458 3520 3584 3640 3648 3696 3705 3840 3952 3990 4004 4096 4160 4180 4224 4256 4290 4368 4389 4480 4560 4576 4620 4864 4928 4940 4992 5005 5016 5097 5120 5187 5280 5320 5376 5434 5460 5632 5720 5824 5852 5928 6006 6080 6144 6160 6240 6270 6384 6656 6688 6720 6796 6864 6916 7040 7168 7280 7296 7315 7392 7410 7680 7904 7980 8008 8151 8320 8360 8448 8495 8512 8580 8645 8736 8778 8960 9120 9152 9240 9728 9856 9880 9984 10010 10032 10194 10240 10374 10560 10640 10752 10868 10920 11264 11440 11648 11704 11856 11893 12012 12160 12288 12320 12480 12540 12768 13312 13376 13440 13585 13592 13728 13832 14080 14336 14560 14592 14630 14784 14820 15015 15360 15808 15960 16016 16302 16640 16720 16896 16990 17024 17160 17290 17472 17556 17920 18240 18304 18480 18689 19019 19456 19712 19760 19968 20020 20064 20388 20480 20748 21120 21280 21504 21736 21840 21945 22087 22528 22880 23296 23408 23712 23786 24024 24320 24640 24960 25080 25485 25536 25935 26624 26752 26880 27170 27184 27456 27664 28160 28672 29120 29184 29260 29568 29640 30030 30720 31616 31920 32032 32281 32604 33280 33440 33792 33980 34048 34320 34580 34944 35112 35679 35840 36480 36608 36960 37378 38038 38912 39424 39520 39936 40040 40128 40755 40776 41496 42240 42560 43008 43472 43680 43890 44174 45056 45760 46592 46816 47424 47572 48048 48640 49280 49920 50160 50970 51072 51870 53248 53504 53760 54340 54368 54912 55328 56067 56320 57057 58240 58368 58520 59136 59280 59465 60060 61440 63232 63840 64064 64562 65208 66261 66560 66880 67584 67960 68096 68640 69160 69888 70224 71358 71680 72960 73216 73920 74756 76076 77824 78848 79040 79872 80080 80256 81510 81552 82992 84480 85120 86016 86944 87360 87780 88348 91520 93184 93445 93632 94848 95095 95144 96096 96843 97280 98560 99840 100320 101940 102144 103740 107008 107520 108680 108736 109824 110435 110656 112134 112640 114114 116480 116736 117040 118272 118560 118930 120120 126464 127680 128128 129124 130416 130823 132522 133120 133760 135168 135920 136192 137280 138320 139776 140448 142716 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13883412480 14180914176 14927278080 15040363520 15271753728 15510374880 16544399872 17415157760 17726142720 18048436224 18907885568 19089692160 20680499840 20898189312 21816791040 22560545280 23634856960 24816599808 25452922880 25783480320 26122736640 28361828352 30080727040 30543507456 31020749760 33088799744 34830315520 35452285440 36096872448 38179384320 41360999680 45121090560 47269713920 49633199616 50905845760 52245473280 56723656704 60161454080 62041499520 66177599488 70904570880 76358768640 82721999360 90242181120 94539427840 99266399232 104490946560 124082999040 132355198976 141809141760 152717537280 165443998720 180484362240 198532798464 248165998080 283618283520 330887997440 397065596928 496331996160 661775994880 992663992320 1985327984640
• Sum of all divisors σ(n): 8983102464000
• Sum of proper divisors (its aliquot sum) s(n): 6997774479360
• 1985327984640 is an abundant number, because the sum of its proper divisors (6997774479360) is greater than itself. Its abundance is 5012446494720

Bases of 1985327984640

• Binary: 11100111000111110110001001111000000000000₂
• Hexadecimal: 0x1CE3EC4F000
• Base-36: PC1P0T1C

Squares and roots of 1985327984640

• 1985327984640 squared (1985327984640²) is 3941527206594724075929600
• 1985327984640 cubed (1985327984640³) is 7825224265472432466922199102521344000
• The square root of 1985327984640 is 1409016.6729460653
• The cube root of 1985327984640 is 12568.3255496381

Scales and comparisons

• 1,985,327,984,640 seconds is equal to 63,127 years, 15 weeks, 3 hours, 44 minutes.
• To count from 1 to 1,985,327,984,640 would take you about one hundred fifty-seven thousand, eight hundred eighteen 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 1985327984640 cubic inches would be around 1047.4 feet tall.

Recreational maths with 1985327984640

• 1985327984640 backwards is 0464897235891
• 1985327984640 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1985327984640's digits is 66
• More coming soon!