1985799167920

Names of 1985799167920

• Cardinal: 1985799167920 can be written as One trillion, nine hundred eighty-five billion, seven hundred ninety-nine million, one hundred sixty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.98579916792 × 10¹²

Factors of 1985799167920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1191

Divisors of 1985799167920

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 16 17 19 20 34 38 40 61 68 76 80 85 95 122 136 152 170 190 244 272 304 305 323 340 361 380 488 610 646 680 722 760 976 1037 1087 1159 1220 1292 1360 1444 1520 1615 1805 2074 2174 2318 2440 2584 2888 3230 3610 3721 4148 4348 4636 4880 5168 5185 5435 5776 5795 6137 6460 7220 7442 8296 8696 9272 10370 10870 11590 12274 12920 14440 14884 16592 17392 18479 18544 18605 19703 20653 20740 21740 22021 23180 24548 25840 28880 29768 30685 36958 37210 39406 41306 41480 43480 44042 46360 49096 59536 61370 63257 66307 70699 73916 74420 78812 82612 82960 86960 88084 92395 92720 98192 98515 103265 110105 122740 126514 132614 141398 147832 148840 157624 165224 176168 184790 197030 206530 220210 245480 253028 265228 282796 295664 297680 315248 316285 330448 331535 351101 352336 353495 369580 374357 392407 394060 413060 440420 490960 506056 530456 565592 632570 663070 702202 706990 739160 748714 784814 788120 826120 880840 1012112 1060912 1127219 1131184 1201883 1259833 1265140 1326140 1343281 1404404 1413980 1478320 1497428 1569628 1576240 1652240 1755505 1761680 1871785 1962035 2254438 2403766 2519666 2530280 2652280 2686562 2808808 2827960 2994856 3139256 3511010 3743570 3924070 4044727 4508876 4807532 5039332 5060560 5304560 5373124 5617616 5636095 5655920 5989712 6009415 6278512 6299165 6670919 6716405 7022020 7487140 7848140 8089454 9017752 9615064 10078664 10746248 11272190 12018830 12598330 13341838 13432810 14044040 14974280 15696280 16178908 18035504 19230128 20157328 20223635 21417161 21492496 22544380 22835777 23936827 24037660 25196660 26683676 26865620 28088080 29948560 31392560 32357816 33354595 40447270 42834322 45088760 45671554 47873654 48075320 50393320 53367352 53731240 64715632 66709190 68760359 76849813 80894540 85668644 90177520 91343108 95747308 96150640 100786640 106734704 107085805 107462480 114178885 119684135 133418380 137520718 153699626 161789080 171337288 182686216 191494616 214171610 228357770 239368270 266836760 275041436 307399252 323578160 342674576 343801795 365372432 382989232 384249065 406926059 428343220 456715540 478736540 533673520 550082872 614798504 687603590 768498130 813852118 856686440 913431080 957473080 1100165744 1229597008 1306446821 1375207180 1460146447 1536996260 1627704236 1713372880 1826862160 1914946160 2034630295 2612893642 2750414360 2920292894 3073992520 3255408472 4069260590 5225787284 5500828720 5840585788 6147985040 6510816944 6532234105 7300732235 8138521180 10451574568 11681171576 13064468210 14601464470 16277042360 20903149136 23362343152 24822489599 26128936420 29202928940 32554084720 49644979198 52257872840 58405857880 99289958396 104515745680 116811715760 124112447995 198579916792 248224895990 397159833584 496449791980 992899583960 1985799167920
• Sum of all divisors σ(n): 5250197751552
• Sum of proper divisors (its aliquot sum) s(n): 3264398583632
• 1985799167920 is an abundant number, because the sum of its proper divisors (3264398583632) is greater than itself. Its abundance is 1278599415712

Bases of 1985799167920

• Binary: 11100111001011010110110101001111110110000₂
• Hexadecimal: 0x1CE5ADA9FB0
• Base-36: PC9HJWDS

Squares and roots of 1985799167920

• 1985799167920 squared (1985799167920²) is 3943398335311764357126400
• 1985799167920 cubed (1985799167920³) is 7830797133039214814168718842265088000
• The square root of 1985799167920 is 1409183.8659025301
• The cube root of 1985799167920 is 12569.3197625961

Scales and comparisons

• 1,985,799,167,920 seconds is equal to 63,142 years, 14 weeks, 15 hours, 58 minutes, 40 seconds.
• To count from 1 to 1,985,799,167,920 would take you about one hundred fifty-seven thousand, eight hundred fifty-five 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 1985799167920 cubic inches would be around 1047.4 feet tall.

Recreational maths with 1985799167920

• 1985799167920 backwards is 0297619975891
• The number of decimal digits it has is: 13
• The sum of 1985799167920's digits is 73
• More coming soon!