85212189920

Names of 85212189920

• Cardinal: 85212189920 can be written as Eighty-five billion, two hundred twelve million, one hundred eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.521218992 × 10¹⁰

Factors of 85212189920

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 307

Divisors of 85212189920

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 17 20 22 26 31 32 34 37 40 44 52 55 62 65 68 74 80 85 88 104 110 124 130 136 143 148 155 160 170 176 185 187 191 208 220 221 248 260 272 286 296 310 340 341 352 370 374 382 403 407 416 440 442 481 496 520 527 544 572 592 620 629 680 682 715 740 748 764 806 814 880 884 935 955 962 992 1040 1054 1105 1144 1147 1184 1240 1258 1360 1364 1430 1480 1496 1528 1612 1628 1705 1760 1768 1870 1910 1924 2015 2035 2080 2101 2108 2210 2288 2294 2405 2431 2480 2483 2516 2635 2720 2728 2860 2960 2992 3056 3145 3224 3247 3256 3410 3536 3740 3820 3848 4030 4070 4202 4216 4420 4433 4576 4588 4810 4862 4960 4966 5032 5270 5291 5456 5720 5735 5797 5920 5921 5984 6112 6290 6448 6494 6512 6820 6851 6919 7067 7072 7480 7640 7696 8060 8140 8177 8404 8432 8840 8866 9176 9620 9724 9932 10064 10505 10540 10582 10912 11440 11470 11594 11842 12155 12415 12580 12617 12896 12988 13024 13640 13702 13838 14134 14911 14960 15280 15392 16120 16235 16280 16354 16808 16864 17680 17732 18352 19240 19448 19499 19864 20128 21010 21080 21164 22165 22880 22940 23188 23684 24310 24830 25160 25234 25976 26455 27280 27313 27404 27676 28268 28985 29605 29822 29920 30560 32240 32470 32560 32708 33616 34255 34595 35335 35360 35464 35717 36704 38480 38896 38998 39728 40885 42020 42160 42211 42328 44330 45880 46376 47368 48620 49660 50320 50468 51952 52910 54560 54626 54808 55352 56536 57970 59210 59644 63085 64480 64940 65120 65131 65416 67232 68510 69190 70670 70928 71434 74555 75361 76960 76973 77737 77792 77996 79456 81770 84040 84320 84422 84656 88660 89947 91760 91871 92752 94736 97240 97495 99320 100640 100657 100936 103904 105820 109252 109616 110704 113072 115940 118420 119288 120139 126170 129880 130262 130832 136565 137020 138380 141340 141856 142868 149110 150722 153946 155474 155992 163540 164021 168080 168844 169312 177320 178585 179894 183520 183742 185504 189472 194480 194990 198640 201314 201872 211055 211640 214489 218504 219077 219232 221408 226144 231880 236840 238576 240278 252340 253487 259760 260524 261664 273130 274040 276760 282680 285736 298220 301444 307892 310948 311984 325655 327080 328042 336160 337688 354640 357170 359788 367484 376805 384865 388685 388960 389980 397280 402628 403744 422110 423280 428978 437008 438154 449735 459355 463760 464321 473680 477152 480556 503285 504680 506974 519520 521048 546260 548080 553520 565360 571472 596440 600695 602888 615784 621896 623968 651310 654160 656084 675376 709280 714340 719576 734968 753610 769730 777370 779960 805256 820105 844220 846560 846703 857956 874016 876308 899470 918710 927520 928642 947360 961112 1006570 1009360 1010581 1013948 1042096 1072445 1092520 1095385 1096160 1107040 1107227 1130720 1142944 1192880 1201390 1205776 1231568 1243792 1267435 1302620 1308320 1308541 1312168 1321529 1350752 1428680 1439152 1469936 1507220 1539460 1554740 1559920 1561807 1610512 1640210 1688440 1693406 1715912 1752616 1798940 1837420 1857284 1922224 2013140 2018720 2021162 2027896 2084192 2144890 2185040 2190770 2214454 2321605 2385760 2402780 2409847 2411552 2463136 2487584 2534870 2605240 2617082 2624336 2643058 2788357 2848001 2857360 2878304 2939872 3014440 3078920 3109480 3119840 3123614 3221024 3280420 3376880 3386812 3431824 3505232 3597880 3674840 3714568 3724309 3844448 4026280 4042324 4055792 4233515 4289780 4370080 4381540 4428908 4643210 4805560 4819694 5052905 5069740 5210480 5234164 5248672 5286116 5536135 5576714 5696002 5714720 6028880 6157840 6218960 6247228 6542705 6560840 6607645 6753760 6773624 6863648 7010464 7195760 7349680 7429136 7448618 7809035 8052560 8084648 8111584 8467030 8579560 8763080 8857816 9286420 9611120 9639388 10105810 10139480 10420960 10468328 10572232 11072270 11153428 11392004 12049235 12057760 12315680 12437920 12494456 13085410 13121680 13215290 13547248 13941785 14240005 14391520 14393951 14699360 14858272 14897236 15618070 16105120 16169296 16934060 17159120 17179877 17526160 17715632 18572840 18621545 19222240 19278776 20211620 20278960 20936656 21144464 22144540 22306856 22784008 24098470 24988912 26170820 26243360 26430580 27094496 27883570 28480010 28787902 29794472 31236140 31328011 32338592 33868120 34318240 34359754 35052320 35431264 37145680 37243090 38557552 40423240 40557920 40967399 41873312 42288928 44289080 44613712 45568016 48196940 48416017 49977824 52341640 52861160 55767140 56960020 57575804 59588944 62472280 62656022 67736240 68719508 71969755 74291360 74486180 77115104 80846480 81934798 85899385 88578160 89227424 91136032 96393880 96832034 104683280 105722320 111534280 113920040 115151608 119177888 124944560 125312044 135472480 137439016 143939510 148972360 156640055 161692960 163869596 171798770 177156320 192787760 193664068 204836995 209366560 211444640 223068560 227840080 230303216 242080085 249889120 250624088 274878032 287879020 297944720 313280110 327739192 343597540 385575520 387328136 409673990 446137120 455680160 460606432 484160170 501248176 532576187 549756064 575758040 595889440 626560220 655478384 687195080 774656272 819347980 968320340 1002496352 1065152374 1151516080 1253120440 1310956768 1374390160 1549312544 1638695960 1936640680 2130304748 2303032160 2506240880 2662880935 2748780320 3277391920 3873281360 4260609496 5012481760 5325761870 6554783840 7746562720 8521218992 10651523740 17042437984 21303047480 42606094960 85212189920
• Sum of all divisors σ(n): 266875305984
• Sum of proper divisors (its aliquot sum) s(n): 181663116064
• 85212189920 is an abundant number, because the sum of its proper divisors (181663116064) is greater than itself. Its abundance is 96450926144

Bases of 85212189920

• Binary: 1001111010111000010101101010011100000₂
• Hexadecimal: 0x13D70AD4E0
• Base-36: 13594YJK

Squares and roots of 85212189920

• 85212189920 squared (85212189920²) is 7261117310962149606400
• 85212189920 cubed (85212189920³) is 618735707333106390192010047488000
• The square root of 85212189920 is 291911.2706285937
• The cube root of 85212189920 is 4400.4853101057

Scales and comparisons

• 85,212,189,920 seconds is equal to 2,709 years, 25 weeks, 1 day, 4 hours, 45 minutes, 20 seconds.
• To count from 1 to 85,212,189,920 would take you about five thousand, four hundred eighteen 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 85212189920 cubic inches would be around 366.7 feet tall.

Recreational maths with 85212189920

• 85212189920 backwards is 02998121258
• The number of decimal digits it has is: 11
• The sum of 85212189920's digits is 47
• More coming soon!