3988894546728

Names of 3988894546728

• Cardinal: 3988894546728 can be written as Three trillion, nine hundred eighty-eight billion, eight hundred ninety-four million, five hundred forty-six thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.988894546728 × 10¹²

Factors of 3988894546728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 464

Divisors of 3988894546728

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 27 28 36 39 42 52 54 56 63 72 78 81 84 91 104 108 117 126 156 162 168 169 182 189 216 234 243 252 273 312 324 338 351 364 378 439 468 486 504 507 546 567 648 676 702 728 729 756 819 878 936 972 1014 1053 1092 1134 1183 1317 1352 1404 1458 1512 1521 1638 1701 1756 1944 2028 2106 2184 2187 2268 2366 2457 2634 2808 2916 3042 3073 3159 3276 3402 3512 3549 3951 4056 4212 4374 4536 4563 4732 4914 5103 5268 5707 5832 6084 6146 6318 6552 6804 7098 7371 7902 8424 8748 9126 9219 9464 9477 9828 10206 10536 10647 11414 11853 12168 12292 12636 13608 13689 14196 14742 15309 15804 17121 17496 18252 18438 18954 19656 20412 21294 22113 22828 23706 24584 25272 27378 27657 28392 28431 29484 30618 31608 31941 34242 35559 36504 36876 37908 39949 40824 41067 42588 44226 45656 47412 51363 54756 55314 56862 58968 61236 63882 66339 68484 71118 73752 74191 75816 79898 82134 82971 85176 88452 94824 95823 102726 106677 109512 110628 113724 119847 122472 123201 127764 132678 136968 142236 148382 154089 159796 164268 165942 176904 191646 192721 199017 205452 213354 221256 222573 227448 239694 246402 248913 255528 265356 284472 287469 296764 308178 319592 320031 328536 331884 359541 369603 383292 385442 398034 410904 426708 445146 462267 479388 492804 497826 519337 530712 574938 578163 593528 616356 640062 663768 667719 719082 739206 746739 766584 770884 796068 853416 862407 890292 924534 958776 960093 985608 995652 1038674 1078623 1149876 1156326 1232712 1280124 1335438 1349047 1386801 1438164 1478412 1493478 1541768 1558011 1592136 1724814 1734489 1780584 1849068 1920186 1991304 2003157 2077348 2157246 2240217 2299752 2312652 2505373 2560248 2587221 2670876 2698094 2773602 2876328 2956824 2986956 3116022 3235869 3449628 3468978 3698136 3840372 4006314 4047141 4154696 4160403 4314492 4480434 4625304 4674033 5010746 5174442 5203467 5341752 5396188 5547204 5973912 6009471 6232044 6471738 6720651 6899256 6937956 7516119 7680744 8012628 8094282 8320806 8628984 8960868 9348066 9707607 10021492 10348884 10406934 10792376 11094408 12018942 12141423 12464088 12481209 12943476 13441302 13875912 14022099 15032238 15610401 16025256 16188564 16641612 17537611 17921736 18028413 18696132 19415214 20042984 20697768 20813868 22548357 24037884 24282846 24962418 25886952 26882604 28044198 29122821 30064476 31220802 32377128 32569849 33283224 35075222 36056826 36424269 37392264 38830428 41627736 42066297 45096714 46831203 48075768 48565692 49924836 52612833 53765208 54085239 56088396 58245642 60128952 62441604 65139698 67645071 70150444 72113652 72848538 77660856 84132594 87368463 90193428 93662406 97131384 97709547 99849672 105225666 108170478 109272807 112176792 116491284 124883208 126198891 130279396 135290142 140300888 140493609 144227304 145697076 157838499 162255717 168265188 174736926 180386856 187324812 195419094 202935213 210451332 216340956 218545614 227988943 232982568 252397782 260558792 270580284 280987218 291394152 293128641 315676998 324511434 327818421 336530376 349473852 374649624 378596673 390838188 405870426 420902664 421480827 432681912 437091228 455977886 473515497 504795564 541160568 561974436 586257282 608805639 631353996 649022868 655636842 683966829 698947704 757193346 781676376 811740852 842961654 874182456 879385923 911955772 947030994 983455263 1009591128 1123948872 1135790019 1172514564 1217611278 1262707992 1298045736 1311273684 1367933658 1420546491 1514386692 1623481704 1685923308 1758771846 1823911544 1826416917 1894061988 1966910526 2051900487 2271580038 2345029128 2435222556 2622547368 2638157769 2735867316 2841092982 2950365789 3028773384 3371846616 3517543692 3652833834 3788123976 3933821052 4103800974 4261639473 4543160076 4870445112 5276315538 5471734632 5479250751 5682185964 5900731578 6155701461 7035087384 7305667668 7867642104 7914473307 8207601948 8523278946 9086320152 10552631076 10958501502 11364371928 11801463156 12311402922 12784918419 14611335336 15828946614 16415203896 17046557892 18467104383 21105262152 21917003004 23602926312 23743419921 24622805844 25569836838 31657893228 34093115784 36934208766 38354755257 43834006008 47486839842 49245611688 51139673676 55401313149 63315786456 71230259763 73868417532 76709510514 94973679684 102279347352 110802626298 142460519526 147736835064 153419021028 166203939447 189947359368 221605252596 284921039052 306838042056 332407878894 443210505192 498611818341 569842078104 664815757788 997223636682 1329631515576 1994447273364 3988894546728
• Sum of all divisors σ(n): 13913155036800
• Sum of proper divisors (its aliquot sum) s(n): 9924260490072
• 3988894546728 is an abundant number, because the sum of its proper divisors (9924260490072) is greater than itself. Its abundance is 5935365943344

Bases of 3988894546728

• Binary: 111010000010111100101001000111101100101000₂
• Hexadecimal: 0x3A0BCA47B28
• Base-36: 1EWH0TMI0

Squares and roots of 3988894546728

• 3988894546728 squared (3988894546728²) is 15911279704916376575505984
• 3988894546728 cubed (3988894546728³) is 63468416846404835533297098914931620352
• The square root of 3988894546728 is 1997221.7069539375
• The cube root of 3988894546728 is 15859.3062296185

Scales and comparisons

• 3,988,894,546,728 seconds is equal to 126,834 years, 26 weeks, 2 days, 22 hours, 58 minutes, 48 seconds.
• To count from 1 to 3,988,894,546,728 would take you about three hundred seventeen thousand and eighty-six 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 3988894546728 cubic inches would be around 1321.6 feet tall.

Recreational maths with 3988894546728

• 3988894546728 backwards is 8276454988893
• 3988894546728 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3988894546728's digits is 81
• More coming soon!