398656809497664

Names of 398656809497664

• Cardinal: 398656809497664 can be written as Three hundred ninety-eight trillion, six hundred fifty-six billion, eight hundred nine million, four hundred ninety-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 3.98656809497664 × 10¹⁴

Factors of 398656809497664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 4047

Divisors of 398656809497664

• Number of divisors d(n): 441
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 64 69 72 81 92 96 108 138 144 162 184 192 207 216 243 276 288 324 368 414 432 486 529 552 576 621 648 729 736 828 864 972 1058 1104 1242 1296 1458 1472 1587 1656 1728 1863 1944 2116 2208 2484 2592 2916 3174 3312 3726 3888 4019 4232 4416 4761 4968 5184 5589 5832 6348 6624 7452 7776 8038 8464 9522 9936 11178 11664 12057 12696 13248 14283 14904 15552 16076 16767 16928 19044 19872 22356 23328 24114 25392 28566 29808 32152 33534 33856 36171 38088 39744 42849 44712 46656 48228 50784 57132 59616 64304 67068 72342 76176 85698 89424 92437 96456 101568 108513 114264 119232 128547 128608 134136 144684 152352 171396 178848 184874 192912 217026 228528 257094 257216 268272 277311 289368 304704 325539 342792 357696 369748 385641 385824 434052 457056 514188 536544 554622 578736 651078 685584 739496 771282 771648 831933 868104 914112 976617 1028376 1073088 1109244 1157472 1302156 1371168 1478992 1542564 1663866 1736208 1953234 2056752 2126051 2218488 2314944 2495799 2604312 2742336 2929851 2957984 3085128 3327732 3472416 3906468 4113504 4252102 4436976 4991598 5208624 5859702 5915968 6170256 6378153 6655464 6944832 7487397 7812936 8227008 8504204 8873952 9983196 10417248 11719404 12340512 12756306 13310928 14974794 15625872 16152361 17008408 17747904 19134459 19966392 20834496 22462191 23438808 24681024 25512612 26621856 29949588 31251744 32304722 34016816 38268918 39932784 44924382 46877616 48457083 51025224 53243712 57403377 59899176 62503488 64609444 67386573 68033632 76537836 79865568 89848764 93755232 96914166 102050448 114806754 119798352 129218888 134773146 136067264 145371249 153075672 159731136 172210131 179697528 187510464 193828332 204100896 229613508 239596704 258437776 269546292 290742498 306151344 344420262 359395056 371504303 387656664 408201792 436113747 459227016 479193408 516630393 516875552 539092584 581484996 612302688 688840524 718790112 743008606 775313328 872227494 918454032 1033260786 1033751104 1078185168 1114512909 1162969992 1224605376 1308341241 1377681048 1437580224 1486017212 1549891179 1550626656 1744454988 1836908064 2066521572 2156370336 2229025818 2325939984 2616682482 2755362096 2972034424 3099782358 3101253312 3343538727 3488909976 3673816128 3925023723 4133043144 4312740672 4458051636 4651879968 5233364964 5510724192 5944068848 6199564716 6687077454 6977819952 7850047446 8266086288 8544598969 8916103272 9303759936 10030616181 10466729928 11021448384 11775071169 11888137696 12399129432 13374154908 13955639904 15700094892 16532172576 17089197938 17832206544 20061232362 20933459856 23550142338 23776275392 24798258864 25633796907 26748309816 27911279808 30091848543 31400189784 33064345152 34178395876 35664413088 40122464724 41866919712 47100284676 49596517728 51267593814 53496619632 60183697086 62800379568 68356791752 71328826176 76901390721 80244929448 83733839424 90275545629 94200569352 99193035456 102535187628 106993239264 120367394172 125600759136 136713583504 153802781442 160489858896 180551091258 188401138704 205070375256 213986478528 230704172163 240734788344 251201518272 270826636887 273427167008 307605562884 320979717792 361102182516 376802277408 410140750512 461408344326 481469576688 541653273774 546854334016 615211125768 641959435584 692112516489 722204365032 753604554816 820281501024 922816688652 962939153376 1083306547548 1230422251536 1384225032978 1444408730064 1640563002048 1845633377304 1925878306752 2076337549467 2166613095096 2460844503072 2768450065956 2888817460128 3691266754608 4152675098934 4333226190192 4921689006144 5536900131912 5777634920256 6229012648401 7382533509216 8305350197868 8666452380384 11073800263824 12458025296802 14765067018432 16610700395736 17332904760768 22147600527648 24916050593604 33221400791472 44295201055296 49832101187208 66442801582944 99664202374416 132885603165888 199328404748832 398656809497664
• Sum of all divisors σ(n): 1240203921854023
• Sum of proper divisors (its aliquot sum) s(n): 841547112356359
• 398656809497664 is an abundant number, because the sum of its proper divisors (841547112356359) is greater than itself. Its abundance is 442890302858695

Bases of 398656809497664

• Binary: 1011010101001001110000101100001000111010001000000₂
• Hexadecimal: 0x16A9385847440
• Base-36: 3XB8ERD000

Squares and roots of 398656809497664

• 398656809497664 squared (398656809497664²) is 158927251758856765636021456896
• 398656809497664 cubed (398656809497664³) is 63357431128417847495836862875175387188690944
• 398656809497664 is a perfect square number. Its square root is 19966392
• The cube root of 398656809497664 is 73598.0648845385

Scales and comparisons

• 398,656,809,497,664 seconds is equal to 12,676,053 years, 21 weeks, 4 days, 6 hours, 14 minutes, 24 seconds.
• To count from 1 to 398,656,809,497,664 would take you about thirty-one million, six hundred ninety thousand, one hundred thirty-three 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 398656809497664 cubic inches would be around 6133.2 feet tall.

Recreational maths with 398656809497664

• 398656809497664 backwards is 466794908656893
• The number of decimal digits it has is: 15
• The sum of 398656809497664's digits is 90
• More coming soon!