68431995072

Names of 68431995072

• Cardinal: 68431995072 can be written as Sixty-eight billion, four hundred thirty-one million, nine hundred ninety-five thousand and seventy-two.

Scientific notation

• Scientific notation: 6.8431995072 × 10¹⁰

Factors of 68431995072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 72

Divisors of 68431995072

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 29 31 32 36 42 48 49 54 56 58 62 63 64 72 84 87 93 96 98 108 112 116 124 126 144 147 168 174 186 189 192 196 203 216 217 224 232 248 252 261 279 288 294 336 348 372 378 392 406 432 434 441 448 464 496 504 522 558 576 588 609 651 672 696 744 756 783 784 812 837 841 864 868 882 899 928 961 992 1008 1044 1116 1176 1218 1302 1323 1344 1392 1421 1488 1512 1519 1566 1568 1624 1674 1682 1728 1736 1764 1798 1827 1856 1922 1953 1984 2016 2088 2232 2352 2436 2523 2604 2646 2697 2784 2842 2883 2976 3024 3038 3132 3136 3248 3348 3364 3472 3528 3596 3654 3844 3906 4032 4176 4263 4464 4557 4704 4872 5046 5208 5292 5394 5481 5568 5684 5766 5859 5887 5952 6048 6076 6264 6293 6496 6696 6727 6728 6944 7056 7192 7308 7569 7688 7812 8091 8352 8526 8649 8928 9114 9408 9744 10092 10416 10584 10788 10962 11368 11532 11718 11774 12096 12152 12528 12586 12789 12992 13392 13454 13456 13671 13888 14112 14384 14616 15138 15376 15624 16182 16704 17052 17298 17661 17856 18228 18879 19488 20181 20184 20832 21168 21576 21924 22707 22736 23064 23436 23548 24273 24304 25056 25172 25578 25947 26071 26784 26908 26912 27342 27869 28224 28768 29232 30276 30752 31248 32364 34104 34596 35322 36456 37758 38367 38976 40362 40368 41013 41209 41664 42336 43152 43848 44051 45414 45472 46128 46872 47089 47096 48546 48608 50112 50344 51156 51894 52142 52983 53568 53816 53824 54684 55738 56637 57536 58464 60543 60552 61504 62496 64728 68208 69192 70644 72912 75516 76734 78213 80724 80736 82026 82418 83607 84672 86304 87696 88102 90828 90944 92256 93744 94178 94192 97092 97216 100688 102312 103788 104284 105966 107632 109368 111476 113274 116928 121086 121104 123627 124992 129456 132153 136416 138384 141267 141288 145824 151032 153468 156426 158949 161448 161472 164052 164836 167214 169911 172608 175392 176204 181629 181656 182497 184512 187488 188356 188384 194184 195083 201376 204624 207576 208568 211932 215264 218736 222952 226548 234639 242172 242208 247254 250821 258912 264306 272832 276768 282534 282576 291648 302064 306936 312852 317898 322896 328104 329672 334428 339822 350784 352408 363258 363312 364994 370881 374976 376712 376768 388368 390166 396459 402752 409248 415152 417136 423801 423864 430528 437472 445904 453096 469278 484344 484416 494508 501642 517824 528612 547491 553536 565068 565152 585249 604128 613872 625704 635796 645792 656208 659344 668856 679644 703917 704816 726516 726624 729988 741762 752463 753424 776736 780332 792918 808201 818496 830304 834272 847602 847728 874944 891808 906192 938556 968688 989016 1003284 1057224 1094982 1112643 1130136 1130304 1170498 1189377 1208256 1227744 1251408 1271403 1271592 1277479 1291584 1312416 1318688 1337712 1359288 1365581 1407834 1409632 1453032 1453248 1459976 1483524 1504926 1506848 1553472 1560664 1585836 1616402 1642473 1660608 1668544 1695204 1695456 1755747 1783616 1812384 1877112 1937376 1978032 2006568 2114448 2189964 2225286 2260272 2340996 2378754 2424603 2455488 2502816 2542806 2543184 2554958 2624832 2637376 2675424 2718576 2731162 2815668 2819264 2906064 2919952 2967048 3009852 3013696 3121328 3171672 3232804 3284946 3390408 3390912 3511494 3624768 3754224 3832437 3874752 3956064 4013136 4096743 4228896 4379928 4450572 4520544 4681992 4757508 4849206 4927419 5005632 5085612 5086368 5109916 5267241 5350848 5437152 5462324 5631336 5657407 5812128 5839904 5934096 6019704 6242656 6343344 6465608 6569892 6780816 7022988 7273809 7508448 7664874 7912128 8026272 8193486 8457792 8759856 8901144 9041088 9363984 9515016 9698412 9854838 10171224 10172736 10219832 10534482 10874304 10924648 11262672 11314814 11497311 11624256 11679808 11868192 12039408 12290229 12485312 12686688 12931216 13139784 13561632 14045976 14547618 15016896 15329748 16052544 16386972 16972221 17519712 17802288 18727968 19030032 19396824 19709676 20342448 20439664 21068964 21821427 21849296 22525344 22629628 22994622 23736384 24078816 24580458 25373376 25862432 26279568 27123264 28091952 29095236 30659496 32773944 33944442 34491933 35039424 35604576 36870687 37455936 38060064 38793648 39419352 39601849 40684896 40879328 42137928 43642854 43698592 45050688 45259256 45989244 48157632 49160916 50916663 51724864 52559136 56183904 58190472 61318992 65547888 67888884 68983866 71209152 73741374 76120128 77587296 78838704 79203698 81369792 81758656 84275856 87285708 87397184 90518512 91978488 98321832 101833326 105118272 112367808 116380944 118805547 122637984 131095776 135777768 137967732 147482748 152749989 155174592 157677408 158407396 168551712 174571416 181037024 183956976 196643664 203666652 232761888 237611094 245275968 262191552 271555536 275935464 294965496 305499978 315354816 316814792 337103424 349142832 356416641 362074048 367913952 393287328 407333304 465523776 475222188 543111072 551870928 589930992 610999956 633629584 698285664 712833282 735827904 786574656 814666608 950444376 1069249923 1086222144 1103741856 1179861984 1221999912 1267259168 1396571328 1425666564 1629333216 1900888752 2138499846 2207483712 2359723968 2443999824 2534518336 2851333128 3258666432 3801777504 4276999692 4887999648 5702666256 7603555008 8553999384 9775999296 11405332512 17107998768 22810665024 34215997536 68431995072
• Sum of all divisors σ(n): 250441312680
• Sum of proper divisors (its aliquot sum) s(n): 182009317608
• 68431995072 is an abundant number, because the sum of its proper divisors (182009317608) is greater than itself. Its abundance is 113577322536

Bases of 68431995072

• Binary: 111111101110110111010110000011000000₂
• Hexadecimal: 0xFEEDD60C0
• Base-36: VFQN5C0

Squares and roots of 68431995072

• 68431995072 squared (68431995072²) is 4682937949534232285184
• 68431995072 cubed (68431995072³) is 320462786685008368435014786613248
• The square root of 68431995072 is 261595.0975687427
• The cube root of 68431995072 is 4090.2802690913

Scales and comparisons

• 68,431,995,072 seconds is equal to 2,175 years, 48 weeks, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 68,431,995,072 would take you about four thousand, three hundred fifty-one 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 68431995072 cubic inches would be around 340.9 feet tall.

Recreational maths with 68431995072

• 68431995072 backwards is 27059913486
• 68431995072 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68431995072's digits is 54
• More coming soon!