64721142065216

Names of 64721142065216

• Cardinal: 64721142065216 can be written as Sixty-four trillion, seven hundred twenty-one billion, one hundred forty-two million, sixty-five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 6.4721142065216 × 10¹³

Factors of 64721142065216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 496

Divisors of 64721142065216

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 53 56 64 91 98 104 106 112 169 182 196 208 212 224 338 364 371 392 416 421 424 448 637 676 689 728 742 784 832 842 848 1183 1274 1352 1378 1456 1484 1568 1684 1696 2197 2366 2548 2597 2704 2756 2912 2947 2968 3136 3368 3392 4394 4732 4823 5096 5194 5408 5473 5512 5824 5894 5936 6736 8281 8788 8957 9464 9646 10192 10388 10816 10946 11024 11788 11872 13472 15379 16562 17576 17914 18928 19292 20384 20629 20776 21892 22048 22313 23576 23744 26944 30758 33124 33761 35152 35828 37856 38311 38584 40768 41258 41552 43784 44096 44626 47152 61516 62699 66248 67522 70304 71149 71656 75712 76622 77168 82516 83104 87568 89252 94304 107653 116441 123032 125398 132496 135044 140608 142298 143312 153244 154336 156191 165032 166208 175136 177241 178504 188608 215306 232882 246064 250796 264992 268177 270088 284596 286624 290069 306488 308672 312382 330064 350272 354482 357008 430612 438893 465764 492128 498043 501592 529984 536354 540176 569192 573248 580138 612976 624764 660128 708964 714016 815087 861224 877786 924937 931528 984256 996086 1003184 1072708 1080352 1093337 1138384 1160276 1225952 1240687 1249528 1320256 1417928 1428032 1630174 1722448 1755572 1849874 1863056 1992172 2006368 2030483 2145416 2160704 2186674 2276768 2304133 2320552 2451904 2481374 2499056 2835856 3260348 3444896 3486301 3511144 3699748 3726112 3770897 3984344 4012736 4060966 4290832 4373348 4553536 4608266 4641104 4962748 4998112 5671712 5705609 6474559 6520696 6889792 6972602 7022288 7399496 7452224 7541794 7968688 8121932 8581664 8684809 8746696 9216532 9282208 9393773 9925496 9996224 11343424 11411218 12949118 13041392 13945204 14044576 14213381 14798992 15083588 15937376 16128931 16243864 17163328 17369618 17493392 18433064 18564416 18787546 19850992 22822436 25898236 26082784 26396279 27890408 28089152 28426762 29597984 29953729 30167176 31874752 32257862 32487728 34739236 34986784 36866128 37575092 39701984 45321913 45644872 49021661 51796472 52165568 52792558 55780816 56853524 59195968 59907458 60334352 64515724 64975456 65756411 69478472 69973568 73732256 75150184 79403968 90643826 91289744 98043322 103592944 105585116 111561632 112902517 113707048 119814916 120668704 122119049 129031448 129950912 131512822 138956944 147464512 150300368 181287652 182579488 184773953 196086644 207185888 209676103 211170232 223123264 225805034 227414096 239629832 241337408 244238098 258062896 263025644 277913888 300600736 343151627 362575304 365158976 369547906 389398477 392173288 414371776 419352206 422340464 451610068 454828192 460294877 479259664 488476196 516125792 526051288 555827776 601201472 686303254 725150608 739095812 778796954 784346576 838704412 844680928 854833343 903220136 909656384 920589754 958519328 976952392 1032251584 1052102576 1372606508 1450301216 1467732721 1478191624 1557593908 1568693152 1587547637 1677408824 1689361856 1709666686 1806440272 1841179508 1917038656 1953904784 2104205152 2402061389 2725789339 2745213016 2900602432 2935465442 2956383248 3115187816 3137386304 3175095274 3354817648 3419333372 3612880544 3682359016 3907809568 4208410304 4804122778 5451578678 5490426032 5870930884 5912766496 5983833401 6230375632 6350190548 6709635296 6838666744 7225761088 7364718032 7815619136 9608245556 10903157356 10980852064 11112833459 11741861768 11825532992 11967666802 12460751264 12700381096 13419270592 13677333488 14729436064 19080525373 19216491112 20638119281 21806314712 21961704128 22225666918 23483723536 23935333604 24921502528 25400762192 27354666976 29458872128 38161050746 38432982224 41276238562 43612629424 44451333836 46967447072 47870667208 50801524384 54709333952 76322101492 76865964448 77789834213 82552477124 87225258848 88902667672 93934894144 95741334416 101603048768 144466834967 152644202984 153731928896 155579668426 165104954248 174450517696 177805335344 191482668832 288933669934 305288405968 311159336852 330209908496 355610670688 382965337664 577867339868 610576811936 622318673704 660419816992 711221341376 1011267844769 1155734679736 1221153623872 1244637347408 1320839633984 2022535689538 2311469359472 2489274694816 4045071379076 4622938718944 4978549389632 8090142758152 9245877437888 16180285516304 32360571032608 64721142065216
• Sum of all divisors σ(n): 165289887773640
• Sum of proper divisors (its aliquot sum) s(n): 100568745708424
• 64721142065216 is an abundant number, because the sum of its proper divisors (100568745708424) is greater than itself. Its abundance is 35847603643208

Bases of 64721142065216

• Binary: 1110101101110100010000101011101010100001000000₂
• Hexadecimal: 0x3ADD10AEA840
• Base-36: MXWHCXO3K

Squares and roots of 64721142065216

• 64721142065216 squared (64721142065216²) is 4188826230225871997597126656
• 64721142065216 cubed (64721142065216³) is 271105617532951845060717761290255363997696
• The square root of 64721142065216 is 8044945.1250593375
• The cube root of 64721142065216 is 40149.6771504247

Scales and comparisons

• 64,721,142,065,216 seconds is equal to 2,057,932 years, 6 weeks, 2 days, 10 hours, 6 minutes, 56 seconds.
• To count from 1 to 64,721,142,065,216 would take you about five million, one hundred forty-four thousand, eight hundred thirty 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 64721142065216 cubic inches would be around 3345.8 feet tall.

Recreational maths with 64721142065216

• 64721142065216 backwards is 61256024112746
• The number of decimal digits it has is: 14
• The sum of 64721142065216's digits is 47
• More coming soon!