1981388593002

Names of 1981388593002

• Cardinal: 1981388593002 can be written as One trillion, nine hundred eighty-one billion, three hundred eighty-eight million, five hundred ninety-three thousand and two.

Scientific notation

• Scientific notation: 1.981388593002 × 10¹²

Factors of 1981388593002

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 296

Divisors of 1981388593002

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 6 7 13 14 19 21 26 38 39 42 49 53 57 78 91 98 106 114 133 147 159 169 182 199 247 266 273 294 318 338 371 398 399 494 507 546 597 637 689 741 742 798 931 1007 1014 1113 1183 1194 1274 1378 1393 1482 1729 1862 1911 2014 2067 2226 2366 2587 2597 2786 2793 3021 3211 3458 3549 3781 3822 4134 4179 4823 5174 5187 5194 5586 6042 6422 7049 7098 7562 7761 7791 8281 8358 8957 9633 9646 9751 10374 10547 11343 12103 13091 14098 14469 15522 15582 16562 17914 18109 19266 19502 21094 21147 22477 22686 24206 24843 26182 26467 26871 28938 29253 31641 33631 33761 36218 36309 39273 39601 42294 44954 49153 49343 49686 52934 53742 54327 58506 62699 63282 67262 67431 67522 72618 73829 78546 79202 79401 91637 98306 98686 100893 101283 108654 118803 125398 126763 134862 137111 147459 147658 148029 157339 158802 170183 183274 185269 188097 200393 201786 202566 221487 235417 237606 253526 274222 274911 277207 294918 296058 314678 340366 344071 370538 376194 380289 400786 411333 438893 442974 470834 472017 510549 514813 516803 549822 554414 555807 601179 638989 641459 688142 706251 752419 760578 822666 831621 877786 944034 959777 1021098 1029626 1032213 1033606 1111614 1191281 1202358 1277978 1282918 1316679 1402751 1412502 1504838 1544439 1550409 1647919 1663242 1782443 1916967 1919554 1924377 1940449 2064426 2098853 2257257 2382562 2408497 2605109 2633358 2805502 2879331 3088878 3100818 3295838 3564886 3573843 3603691 3833934 3848754 3880898 4197706 4208253 4472923 4514514 4816994 4943757 5210218 5266933 5347329 5758662 5821347 6296559 6692569 6718439 7147686 7207382 7225491 7815327 8338967 8416506 8945846 9781447 9819257 9887514 10533866 10694658 10811073 11642694 12477101 12593118 13385138 13418769 13436878 14450982 14691971 15630654 15800799 16677934 18235763 19562894 19638514 20077707 20155317 21622146 24954202 25016901 25225837 26837538 27285089 29344341 29383942 29457771 31310461 31601598 33866417 36471526 36868531 37431303 39878207 40155414 40310634 44075913 46847983 50033802 50451674 54570178 54707289 58688682 58915542 62620922 67732834 68470129 73737062 74862606 75677511 79756414 81855267 87339707 88151826 93695966 93931383 101599251 102843797 109414578 110605593 119634621 127158811 127650341 136940258 140543949 151355022 163710534 174679414 187862766 190995623 203198502 205410387 205687594 221211186 237064919 239269242 254317622 255300682 262019121 279147449 281087898 308531391 327935881 354706157 381476433 381991246 382951023 410820774 474129838 479290903 518416691 524038242 558294898 572986869 617062782 655871762 709412314 711194757 762952866 765902046 837442347 890111677 958581806 983807643 1036833382 1064118471 1145973738 1336969361 1422389514 1437872709 1555250073 1659454433 1674884694 1780223354 1954032143 1967615286 2128236942 2482943099 2670335031 2673938722 2875745418 3110500146 3318908866 3628916837 3908064286 4010908083 4965886198 4978363299 5340670062 5862096429 6230781739 6739416983 7257833674 7448829297 8021816166 9956726598 10886750511 11724192858 12461563478 13478833966 14897658594 17380601693 18692345217 20218250949 21773501022 25402417859 34761203386 37384690434 40436501898 47175918881 50804835718 52141805079 76207253577 94351837762 104283610158 141527756643 152414507154 283055513286 330231432167 660462864334 990694296501 1981388593002
• Sum of all divisors σ(n): 5380528433760
• Sum of proper divisors (its aliquot sum) s(n): 3399139840758
• 1981388593002 is an abundant number, because the sum of its proper divisors (3399139840758) is greater than itself. Its abundance is 1417751247756

Bases of 1981388593002

• Binary: 11100110101010011111101101001011101101010₂
• Hexadecimal: 0x1CD53F6976A
• Base-36: PA8JLYZU

Squares and roots of 1981388593002

• 1981388593002 squared (1981388593002²) is 3925900756478445203372004
• 1981388593002 cubed (1981388593002³) is 7778734976144313977849810751557116008
• The square root of 1981388593002 is 1407618.0565060965
• The cube root of 1981388593002 is 12560.0071356007

Scales and comparisons

• 1,981,388,593,002 seconds is equal to 63,002 years, 1 week, 3 days, 8 hours, 16 minutes, 42 seconds.
• To count from 1 to 1,981,388,593,002 would take you about one hundred fifty-seven thousand, five hundred 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 1981388593002 cubic inches would be around 1046.7 feet tall.

Recreational maths with 1981388593002

• 1981388593002 backwards is 2003958831891
• 1981388593002 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1981388593002's digits is 57
• More coming soon!