31372785864

Names of 31372785864

• Cardinal: 31372785864 can be written as Thirty-one billion, three hundred seventy-two million, seven hundred eighty-five thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 3.1372785864 × 10¹⁰

Factors of 31372785864

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 71

Divisors of 31372785864

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 17 18 19 21 23 24 27 28 34 36 38 42 46 49 51 54 56 57 63 68 69 72 76 81 84 92 98 102 108 114 119 126 133 136 138 147 152 153 161 162 168 171 184 189 196 204 207 216 228 238 252 266 276 294 306 322 323 324 342 343 357 361 378 391 392 399 408 414 437 441 456 459 476 483 504 513 532 552 567 588 612 621 644 646 648 684 686 714 722 756 782 798 828 833 874 882 918 931 952 966 969 1026 1029 1064 1071 1083 1127 1134 1173 1176 1197 1224 1242 1288 1292 1311 1323 1368 1372 1377 1428 1444 1449 1512 1539 1564 1596 1656 1666 1748 1764 1836 1862 1863 1932 1938 2052 2058 2142 2166 2254 2261 2268 2346 2394 2484 2499 2527 2584 2622 2646 2737 2744 2754 2793 2856 2888 2898 2907 3059 3078 3087 3128 3192 3213 3249 3332 3381 3496 3519 3528 3591 3672 3724 3726 3864 3876 3933 3969 4104 4116 4284 4332 4347 4508 4522 4536 4692 4788 4968 4998 5054 5244 5292 5474 5508 5586 5796 5814 5831 6118 6137 6156 6174 6426 6498 6517 6664 6762 6783 7038 7182 7429 7448 7452 7497 7581 7752 7866 7889 7938 8211 8232 8303 8379 8568 8664 8694 8721 9016 9044 9177 9261 9384 9576 9639 9747 9996 10108 10143 10488 10557 10584 10773 10948 11016 11172 11592 11628 11662 11799 12236 12274 12312 12348 12852 12996 13034 13041 13524 13566 14076 14364 14858 14904 14994 15162 15732 15778 15827 15876 16422 16606 16758 17388 17442 17493 17689 18088 18354 18411 18522 19159 19278 19494 19551 19992 20216 20286 20349 21114 21413 21546 21896 22287 22344 22491 22743 23256 23324 23598 23667 24472 24548 24633 24696 24909 25137 25704 25992 26068 26082 26163 27048 27132 27531 27783 28152 28728 29241 29716 29988 30324 30429 31464 31556 31654 31671 31752 32844 33212 33516 34776 34884 34986 35378 35397 36708 36822 37044 38318 38556 38988 39102 40572 40698 42228 42826 42959 43092 44574 44982 45486 46648 47196 47334 47481 49096 49266 49818 50274 52003 52136 52164 52326 52479 53067 54264 55062 55233 55566 57477 58121 58482 58653 59432 59976 60648 60858 61047 63112 63308 63342 64239 65688 66424 66861 67032 67473 68229 69768 69972 70756 70794 71001 73416 73644 73899 74088 74727 75411 76636 77112 77976 78204 81144 81396 82593 84456 85652 85918 86184 89148 89964 90972 91287 94392 94668 94962 98532 99636 100548 104006 104328 104652 104958 106134 110124 110466 110789 111132 114954 116242 116964 117306 121716 122094 123823 126616 126684 128478 128877 133722 134113 134946 136458 139944 141151 141512 141588 142002 142443 147288 147798 149454 149891 150822 153272 156009 156408 157437 159201 162792 165186 165699 171304 171836 172431 174363 175959 178296 179928 181944 182574 183141 189336 189924 192717 197064 199272 200583 201096 204687 208012 209304 209916 212268 213003 220248 220932 221578 221697 222264 224181 229908 232484 233928 234612 243432 244188 247646 247779 253368 256956 257754 267444 268226 269892 272916 282302 283176 284004 284886 295596 298908 299782 300713 301644 312018 314874 318402 330372 331398 332367 343672 344862 348726 351918 364021 365148 366282 371469 379848 385434 386631 401166 402339 406847 409374 416024 419832 423453 424536 426006 427329 441864 443156 443394 448362 449673 459816 464968 468027 469224 472311 477603 488376 495292 495558 497097 513912 515508 517293 523089 527877 534888 536452 539784 545832 564604 568008 569772 578151 591192 597816 599564 601426 601749 603288 624036 629748 636804 639009 660744 662796 664734 672543 689724 697452 703836 728042 730296 732564 742938 770868 773262 802332 804678 813694 818748 846906 852012 854658 886312 886788 896724 899346 902139 936054 944622 955206 988057 990584 991116 994194 997101 1031016 1034586 1046178 1055754 1072904 1092063 1114407 1129208 1139544 1156302 1159893 1199128 1202852 1203498 1207017 1220541 1248072 1259496 1270359 1273608 1278018 1281987 1325592 1329468 1345086 1349019 1379448 1394904 1404081 1407672 1432809 1456084 1465128 1485876 1541736 1546524 1551879 1569267 1604664 1609356 1627388 1637496 1693812 1704024 1709316 1734453 1773576 1793448 1798692 1804278 1872108 1889244 1910412 1976114 1982232 1988388 1994202 2069172 2092356 2104991 2111508 2184126 2228814 2312604 2319786 2405704 2406996 2414034 2441082 2540718 2548147 2556036 2563974 2658936 2690172 2698038 2706417 2808162 2847929 2865618 2912168 2964171 2971752 2991303 3093048 3103758 3138534 3218712 3254776 3276189 3343221 3387624 3418632 3468906 3479679 3597384 3608556 3621051 3661623 3744216 3778488 3811077 3820824 3952228 3976776 3988404 4047057 4138344 4184712 4209982 4212243 4223016 4368252 4457628 4625208 4639572 4707801 4813992 4828068 4882164 5081436 5096294 5112072 5127948 5380344 5396076 5412834 5616324 5695858 5731236 5928342 5982606 6207516 6277068 6314973 6552378 6686442 6916399 6937812 6959358 7217112 7242102 7323246 7622154 7644441 7904456 7976808 8094114 8119251 8419964 8424486 8543787 8736504 8892513 8915256 8973909 9279144 9415602 9656136 9764328 9828567 10029663 10162872 10192588 10255896 10792152 10825668 10863153 10984869 11232648 11391716 11433231 11462472 11856684 11965212 12141171 12415032 12554136 12629946 13104756 13372884 13832798 13875624 13918716 14484204 14646492 15244308 15288882 16188228 16238502 16839928 16848972 17087574 17785026 17947818 18831204 18944919 19657134 20059326 20385176 20749197 21651336 21726306 21969738 22783432 22866462 22933323 23713368 23930424 24282342 24357753 25259892 25631361 26209512 26677539 26745768 27665596 27837432 28968408 29292984 29485701 30488616 30577764 32376456 32477004 32954607 33697944 34175148 35570052 35895636 37662408 37889838 39314268 40118652 41498394 43452612 43939476 45732924 45866646 48414793 48564684 48715506 50519784 51262722 53355078 55331192 56834757 58971402 61155528 62247591 64954008 65909214 68350296 68799969 71140104 71791272 75779676 76894083 78628536 80032617 80237304 82996788 86905224 87878952 91465848 91733292 96829586 97129368 97431012 102525444 106710156 113669514 117942804 124495182 131818428 137599938 145244379 151559352 153788166 160065234 165993576 170504271 183466584 186742773 193659172 194862024 205050888 206399907 213420312 227339028 230682249 235885608 248990364 263636856 275199876 290488758 307576332 320130468 341008542 373485546 387318344 412799814 435733137 454678056 461364498 497980728 550399752 560228319 580977516 615152664 640260936 682017084 746971092 825599628 871466274 922728996 1120456638 1161955032 1307199411 1364034168 1493942184 1651199256 1742932548 1845457992 2240913276 2614398822 3485865096 3921598233 4481826552 5228797644 7843196466 10457595288 15686392932 31372785864
• Sum of all divisors σ(n): 119493792000
• Sum of proper divisors (its aliquot sum) s(n): 88121006136
• 31372785864 is an abundant number, because the sum of its proper divisors (88121006136) is greater than itself. Its abundance is 56748220272

Bases of 31372785864

• Binary: 11101001101111101101011100011001000₂
• Hexadecimal: 0x74DF6B8C8
• Base-36: EEUJOI0

Squares and roots of 31372785864

• 31372785864 squared (31372785864²) is 984251692868398226496
• 31372785864 cubed (31372785864³) is 30878717596639753492536379052544
• The square root of 31372785864 is 177123.6456941873
• The cube root of 31372785864 is 3153.9225799935

Scales and comparisons

• 31,372,785,864 seconds is equal to 997 years, 28 weeks, 6 days, 22 hours, 44 minutes, 24 seconds.
• To count from 1 to 31,372,785,864 would take you about one thousand, nine hundred ninety-five 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 31372785864 cubic inches would be around 262.8 feet tall.

Recreational maths with 31372785864

• 31372785864 backwards is 46858727313
• 31372785864 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31372785864's digits is 54
• More coming soon!