72136902240

Names of 72136902240

• Cardinal: 72136902240 can be written as Seventy-two billion, one hundred thirty-six million, nine hundred two thousand, two hundred forty.

Scientific notation

• Scientific notation: 7.213690224 × 10¹⁰

Factors of 72136902240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 123

Divisors of 72136902240

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 41 45 48 52 54 59 60 65 72 78 80 81 82 90 96 104 108 117 118 120 123 130 135 144 156 160 162 164 177 180 195 205 208 216 234 236 240 243 246 260 270 288 295 312 324 328 351 354 360 369 390 405 410 416 432 468 472 480 486 492 520 531 533 540 585 590 615 624 648 656 702 708 720 738 767 780 810 820 864 885 936 944 972 984 1040 1053 1062 1066 1080 1107 1170 1180 1215 1230 1248 1296 1312 1404 1416 1440 1476 1534 1560 1593 1599 1620 1640 1755 1770 1845 1872 1888 1944 1968 2080 2106 2124 2132 2160 2214 2301 2340 2360 2419 2430 2460 2592 2655 2665 2808 2832 2952 3068 3120 3159 3186 3198 3240 3280 3321 3481 3510 3540 3690 3744 3835 3888 3936 4212 4248 4264 4320 4428 4602 4680 4720 4779 4797 4838 4860 4920 5265 5310 5330 5535 5616 5664 5904 6136 6240 6318 6372 6396 6480 6560 6642 6903 6962 7020 7080 7257 7380 7670 7776 7965 7995 8424 8496 8528 8856 9204 9360 9440 9558 9594 9676 9720 9840 9963 10443 10530 10620 10660 11070 11232 11505 11808 12095 12272 12636 12744 12792 12960 13284 13806 13924 14040 14160 14337 14391 14514 14760 15340 15795 15930 15990 16605 16848 16992 17056 17405 17712 18408 18720 19116 19188 19352 19440 19680 19926 20709 20886 21060 21240 21320 21771 22140 23010 23895 23985 24190 24544 25272 25488 25584 26568 27612 27848 28080 28320 28674 28782 29028 29520 30680 31329 31447 31590 31860 31980 33210 33696 34515 34810 35424 36285 36816 38232 38376 38704 38880 39852 41418 41772 42120 42480 42640 43173 43542 44280 45253 46020 47790 47970 48380 49815 50544 50976 51168 52215 53136 55224 55696 56160 57348 57564 58056 59040 61360 62127 62658 62894 63180 63720 63960 65313 66420 69030 69620 71685 71955 72570 73632 76464 76752 77408 79704 82836 83544 84240 84960 85280 86346 87084 88560 90506 92040 93987 94341 95580 95940 96760 99630 101088 103545 104430 106272 108855 110448 111392 114696 115128 116112 122720 124254 125316 125788 126360 127440 127920 129519 130626 132840 135759 138060 139240 142721 143370 143910 145140 152928 153504 156645 157235 159408 165672 167088 168480 172692 174168 177120 181012 184080 186381 187974 188682 191160 191880 193520 195939 199260 207090 208860 215865 217710 220896 226265 229392 230256 232224 248508 250632 251576 252720 254880 255840 259038 261252 265680 271518 276120 278480 281961 283023 285442 286740 287820 290280 310635 313290 314470 318816 326565 331344 334176 345384 348336 362024 368160 372762 375948 377364 382320 383760 387040 391878 398520 407277 414180 417720 428163 431730 435420 452530 458784 460512 469935 471705 497016 501264 503152 505440 518076 522504 531360 543036 552240 556960 563922 566046 570884 573480 575640 580560 587817 621270 626580 628940 647595 653130 662688 678795 690768 696672 713605 724048 745524 751896 754728 764640 767520 783756 797040 814554 828360 835440 845883 849069 856326 863460 870840 905060 931905 939870 943410 979695 994032 1002528 1006304 1036152 1045008 1086072 1104480 1127844 1132092 1141768 1146960 1151280 1161120 1175634 1221831 1242540 1253160 1257880 1284489 1295190 1306260 1357590 1381536 1409805 1415115 1427210 1448096 1491048 1503792 1509456 1567512 1594080 1629108 1656720 1670880 1691766 1698138 1712652 1726920 1741680 1810120 1855373 1863810 1879740 1886820 1959390 1988064 2036385 2072304 2090016 2140815 2172144 2255688 2264184 2283536 2293920 2302560 2351268 2443662 2485080 2506320 2515760 2547207 2568978 2590380 2612520 2715180 2819610 2830230 2854420 2939085 2982096 3007584 3018912 3135024 3258216 3313440 3383532 3396276 3425304 3453840 3483360 3620240 3665493 3710746 3727620 3759480 3773640 3853467 3918780 4072770 4144608 4229415 4245345 4281630 4344288 4511376 4528368 4567072 4702536 4887324 4970160 5012640 5031520 5094414 5137956 5180760 5225040 5430360 5566119 5639220 5660460 5708840 5878170 5964192 6109155 6270048 6422445 6516432 6767064 6792552 6850608 6907680 7240480 7330986 7421492 7455240 7518960 7547280 7641621 7706934 7837560 8145540 8458830 8490690 8563260 9022752 9056736 9276865 9405072 9774648 9940320 10188828 10275912 10361520 10450080 10860720 10996479 11132238 11278440 11320920 11417680 11560401 11756340 12218310 12736035 12844890 13032864 13534128 13585104 13701216 14661972 14842984 14910480 15037920 15094560 15283242 15413868 15675120 16291080 16698357 16917660 16981380 17126520 18327465 18553730 18810144 19267335 19549296 20377656 20551824 20723040 21721440 21992958 22264476 22556880 22641840 22835360 23120802 23512680 24436620 25472070 25689780 27068256 27170208 27830595 29323944 29685968 29820960 30566484 30827736 31350240 32582160 33396714 33835320 33962760 34253040 34681203 36654930 37107460 38208105 38534670 39098592 40755312 41103648 43985916 44528952 45113760 45283680 46241604 47025360 48873240 50095071 50944140 51379560 54982395 55661190 57802005 58647888 59371936 61132968 61655472 65164320 66793428 67670640 67925520 68506080 69362406 73309860 74214920 76416210 77069340 81510624 83491785 87971832 89057904 92483208 94050720 97746480 100190142 101888280 102759120 109964790 111322380 115604010 117295776 122265936 123310944 133586856 135341280 135851040 138724812 146619720 148429840 150285213 152832420 154138680 166983570 173406015 175943664 178115808 184966416 195492960 200380284 203776560 205518240 219929580 222644760 231208020 244531872 250475355 267173712 277449624 293239440 296859680 300570426 305664840 308277360 333967140 346812030 351887328 369932832 400760568 407553120 439859160 445289520 450855639 462416040 500950710 534347424 554899248 586478880 601140852 611329680 616554720 667934280 693624060 751426065 801521136 879718320 890579040 901711278 924832080 1001901420 1109798496 1202281704 1222659360 1335868560 1387248120 1502852130 1603042272 1759436640 1803422556 1849664160 2003802840 2254278195 2404563408 2671737120 2774496240 3005704260 3606845112 4007605680 4508556390 4809126816 5548992480 6011408520 7213690224 8015211360 9017112780 12022817040 14427380448 18034225560 24045634080 36068451120 72136902240
• Sum of all divisors σ(n): 286481403936
• Sum of proper divisors (its aliquot sum) s(n): 214344501696
• 72136902240 is an abundant number, because the sum of its proper divisors (214344501696) is greater than itself. Its abundance is 142207599456

Bases of 72136902240

• Binary: 1000011001011101100011100011001100000₂
• Hexadecimal: 0x10CBB1C660
• Base-36: X50G600

Squares and roots of 72136902240

• 72136902240 squared (72136902240²) is 5203732664783317017600
• 72136902240 cubed (72136902240³) is 375381154522568830481539559424000
• The square root of 72136902240 is 268583.1384134157
• The cube root of 72136902240 is 4162.8027186709

Scales and comparisons

• 72,136,902,240 seconds is equal to 2,293 years, 37 weeks, 6 days, 20 hours, 24 minutes.
• To count from 1 to 72,136,902,240 would take you about four thousand, five hundred eighty-seven 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 72136902240 cubic inches would be around 346.9 feet tall.

Recreational maths with 72136902240

• 72136902240 backwards is 04220963127
• 72136902240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72136902240's digits is 36
• More coming soon!