30865397472

Names of 30865397472

• Cardinal: 30865397472 can be written as Thirty billion, eight hundred sixty-five million, three hundred ninety-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.0865397472 × 10¹⁰

Factors of 30865397472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 115

Divisors of 30865397472

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 28 32 34 36 39 42 48 51 52 56 63 68 72 73 78 84 91 96 102 104 112 117 119 126 136 144 146 153 156 168 169 182 204 208 219 221 224 234 238 252 272 273 288 292 306 312 336 338 357 364 408 416 438 442 468 476 504 507 511 544 546 584 612 624 657 663 672 676 714 728 816 819 876 884 936 949 952 1008 1014 1022 1071 1092 1168 1183 1224 1241 1248 1314 1326 1352 1428 1456 1521 1533 1547 1632 1638 1752 1768 1872 1898 1904 1989 2016 2028 2044 2142 2184 2336 2366 2448 2482 2628 2652 2704 2847 2856 2873 2912 3042 3066 3094 3276 3504 3536 3549 3723 3744 3796 3808 3978 4056 4088 4284 4368 4599 4641 4732 4896 4964 5256 5304 5329 5408 5694 5712 5746 6084 6132 6188 6552 6643 7008 7072 7098 7446 7592 7956 8112 8176 8541 8568 8619 8687 8736 9198 9282 9464 9928 10512 10608 10647 10658 11169 11388 11424 11492 12168 12264 12337 12376 13104 13286 13923 14196 14892 15184 15912 15987 16133 16224 16352 17082 17136 17238 17374 18396 18564 18928 19856 19929 20111 21024 21216 21294 21316 22338 22776 22984 24336 24528 24674 24752 25857 26061 26208 26572 27846 28392 29784 30368 31824 31974 32266 34164 34272 34476 34748 36792 37011 37128 37303 37856 39712 39858 40222 42588 42632 44676 45552 45968 47961 48399 48672 49056 49348 49504 51714 52122 53144 55692 56784 59568 59787 60333 63648 63948 64532 68328 68952 69277 69496 73584 74022 74256 74606 78183 79716 80444 85176 85264 86359 89352 90593 91104 91936 95922 96798 98696 103428 104244 106288 111033 111384 111909 112931 113568 119136 119574 120666 127896 129064 136656 137904 138554 138992 145197 147168 148044 148512 149212 156366 159432 160888 170352 170528 172718 178704 180999 181186 191844 193596 197392 206856 207831 208488 209729 212576 222066 222768 223818 225862 239148 241332 255792 258128 259077 271779 273312 275808 277108 277984 290394 296088 298424 312732 318864 321776 335727 338793 340704 345436 357408 361998 362372 383688 387192 394784 413712 415662 416976 419458 444132 445536 447636 451724 478296 482664 484939 511584 516256 518154 543558 554216 580788 592176 596848 623493 625464 629187 634151 637728 643552 671454 677586 690872 723996 724744 767376 774384 777231 815337 827424 831324 833952 838916 888264 895272 900601 903448 956592 965328 969878 1016379 1036308 1087116 1108432 1161576 1177709 1184352 1193696 1246986 1250928 1258374 1268302 1342908 1355172 1381744 1447992 1449488 1454817 1468103 1534752 1548768 1554462 1630674 1662648 1677832 1776528 1790544 1801202 1806896 1887561 1902453 1913184 1930656 1939756 2032758 2072616 2174232 2216864 2323152 2355418 2493972 2501856 2516748 2536604 2685816 2701803 2710344 2763488 2895984 2898976 2909634 2936206 3108924 3261348 3325296 3355664 3533127 3553056 3581088 3602404 3613792 3775122 3804906 3879512 4065516 4145232 4348464 4364451 4404309 4646304 4710836 4987944 5033496 5073208 5371632 5403606 5420688 5707359 5791968 5819268 5872412 6217848 6304207 6522696 6650592 6711328 7066254 7204808 7550244 7609812 7759024 8105409 8131032 8243963 8290464 8696928 8728902 8808618 9421672 9975888 10066992 10146416 10599381 10743264 10807212 10841376 11414718 11638536 11744824 12435696 12608414 13045392 13212927 14132508 14409616 15100488 15219624 15310217 15518048 16210818 16262064 16487926 17457804 17617236 18843344 18912621 19951776 20133984 20292832 21198762 21614424 22829436 23277072 23489648 24731889 24871392 25216828 26090784 26425854 28265016 28819232 30200976 30439248 30620434 32421636 32524128 32975852 34915608 35234472 37686688 37825242 42397524 43228848 45658872 45930651 46554144 46979296 49463778 50433656 52851708 56530032 56737863 60401952 60878496 61240868 64843272 65951704 69831216 70468944 74195667 75650484 84795048 86457696 91317744 91861302 98927556 100867312 105703416 107171519 113060064 113475726 122481736 129686544 131903408 137791953 139662432 140937888 148391334 151300968 169590096 182635488 183722604 197855112 201734624 211406832 214343038 226951452 244963472 259373088 263806816 275583906 296782668 302601936 321514557 339180192 367445208 395710224 422813664 428686076 453902904 489926944 551167812 593565336 605203872 643029114 734890416 791420448 857372152 907805808 964543671 1102335624 1187130672 1286058228 1469780832 1714744304 1815611616 1929087342 2204671248 2374261344 2572116456 3429488608 3858174684 4409342496 5144232912 7716349368 10288465824 15432698736 30865397472
• Sum of all divisors σ(n): 116609102064
• Sum of proper divisors (its aliquot sum) s(n): 85743704592
• 30865397472 is an abundant number, because the sum of its proper divisors (85743704592) is greater than itself. Its abundance is 54878307120

Bases of 30865397472

• Binary: 11100101111101110001001011011100000₂
• Hexadecimal: 0x72FB896E0
• Base-36: E6GGL40

Squares and roots of 30865397472

• 30865397472 squared (30865397472²) is 952672761104543990784
• 30865397472 cubed (30865397472³) is 29404623432239452020857264898048
• The square root of 30865397472 is 175685.5072907267
• The cube root of 30865397472 is 3136.8274131723

Scales and comparisons

• 30,865,397,472 seconds is equal to 981 years, 22 weeks, 9 hours, 31 minutes, 12 seconds.
• To count from 1 to 30,865,397,472 would take you about one thousand, nine hundred sixty-two 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 30865397472 cubic inches would be around 261.4 feet tall.

Recreational maths with 30865397472

• 30865397472 backwards is 27479356803
• The number of decimal digits it has is: 11
• The sum of 30865397472's digits is 54
• More coming soon!