31440408384

Names of 31440408384

• Cardinal: 31440408384 can be written as Thirty-one billion, four hundred forty million, four hundred eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 3.1440408384 × 10¹⁰

Factors of 31440408384

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 222

Divisors of 31440408384

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 19 21 22 24 28 32 33 38 42 43 44 48 56 57 64 66 76 77 84 86 88 96 112 114 129 132 133 137 152 154 168 172 176 192 209 224 228 231 258 264 266 274 301 304 308 336 344 352 361 399 411 418 448 456 462 473 516 528 532 548 602 608 616 627 672 688 704 722 798 817 822 836 903 912 924 946 959 1032 1056 1064 1083 1096 1204 1216 1232 1254 1344 1376 1419 1444 1463 1507 1596 1634 1644 1672 1806 1824 1848 1892 1918 2064 2112 2128 2166 2192 2408 2451 2464 2508 2527 2603 2752 2838 2877 2888 2926 3014 3192 3268 3288 3311 3344 3612 3648 3696 3784 3836 3971 4128 4256 4332 4384 4389 4521 4816 4902 4928 5016 5054 5206 5676 5719 5754 5776 5852 5891 6028 6384 6536 6576 6622 6688 7224 7392 7568 7581 7672 7809 7942 8256 8512 8664 8768 8778 8987 9042 9632 9804 9933 10032 10108 10412 10549 11352 11438 11508 11552 11704 11782 11913 12056 12768 13072 13152 13244 13376 14448 14784 15136 15162 15344 15523 15618 15884 17157 17328 17556 17673 17974 18084 18221 19264 19608 19866 20064 20216 20824 21098 22704 22876 23016 23104 23408 23564 23826 24112 25536 26144 26304 26488 26961 27797 28633 28896 30272 30324 30688 31046 31236 31647 31768 34314 34656 35112 35346 35948 36168 36442 39216 39732 40128 40432 41237 41648 42196 45408 45752 46032 46569 46816 47128 47652 48224 49457 52288 52976 53922 54663 55594 57266 57792 60648 61376 62092 62472 62909 63294 63536 64801 68628 69312 70224 70692 71896 72336 72884 78432 79464 80864 82474 83296 83391 84392 85899 90816 91504 92064 93138 93632 94256 95304 96448 98914 105952 107844 108661 109326 111188 111929 114532 121296 123711 124184 124944 125818 126588 127072 129602 137256 140448 141384 143792 144672 145768 148371 156864 158928 161728 164948 166592 166782 168784 170753 171798 183008 184128 186276 188512 188727 190608 194403 197828 200431 211904 215688 217322 218652 222376 223858 229064 242592 247422 248368 249888 251636 253176 254144 259204 274512 280896 282768 287584 289344 291536 296742 317856 325983 329896 333564 335787 337568 341506 343596 346199 366016 372552 377024 377454 381216 388806 395656 400862 431376 434644 437304 444752 447716 453607 458128 485184 494844 496736 499776 503272 506352 512259 518408 544027 549024 565536 575168 583072 593484 601293 635712 651966 659792 667128 671574 675136 683012 687192 692398 745104 754908 762432 777612 783503 791312 801724 862752 869288 874608 889504 895432 907214 916256 989688 993472 1006544 1012704 1024518 1036816 1038597 1088054 1098048 1131072 1166144 1186968 1195271 1202586 1231219 1303932 1319584 1334256 1343148 1360821 1366024 1374384 1384796 1490208 1509816 1555224 1567006 1582624 1603448 1632081 1725504 1738576 1749216 1779008 1790864 1814428 1832512 1979376 2013088 2025408 2049036 2073632 2077194 2126651 2176108 2350509 2373936 2390542 2405172 2462438 2607864 2639168 2668512 2686296 2721642 2732048 2748768 2769592 2980416 3019632 3110448 3134012 3165248 3206896 3264162 3477152 3498432 3581728 3585813 3628856 3693657 3808189 3958752 4026176 4098072 4147264 4154388 4253302 4352216 4701018 4747872 4781084 4810344 4924876 5215728 5337024 5372592 5443284 5464096 5497536 5539184 6039264 6220896 6268024 6379953 6413792 6528324 6954304 7163456 7171626 7257712 7387314 7616378 7917504 8196144 8308776 8506604 8618533 8704432 9402036 9495744 9562168 9620688 9849752 10431456 10745184 10886568 10928192 11078368 11424567 12078528 12441792 12536048 12759906 12827584 13056648 14343252 14515424 14774628 14886557 15232756 16392288 16617552 17013208 17237066 17408864 18804072 19124336 19241376 19699504 20862912 21490368 21773136 22156736 22849134 23393161 25072096 25519812 25855599 26113296 28686504 29030848 29549256 29773114 30465512 32784576 33235104 34026416 34474132 34817728 37608144 38248672 38482752 39399008 43546272 44659671 45698268 46786322 50144192 51039624 51711198 52226592 57373008 59098512 59546228 60931024 66470208 68052832 68948264 70179483 75216288 76497344 78798016 87092544 89319342 91396536 93572644 102079248 103422396 104453184 114746016 118197024 119092456 121862048 136105664 137896528 140358966 150432576 163752127 178638684 182793072 187145288 204158496 206844792 229492032 236394048 238184912 243724096 275793056 280717932 327504254 357277368 365586144 374290576 408316992 413689584 476369824 491256381 551586112 561435864 655008508 714554736 731172288 748581152 827379168 952739648 982512762 1122871728 1310017016 1429109472 1497162304 1654758336 1965025524 2245743456 2620034032 2858218944 3930051048 4491486912 5240068064 7860102096 10480136128 15720204192 31440408384
• Sum of all divisors σ(n): 112821451776
• Sum of proper divisors (its aliquot sum) s(n): 81381043392
• 31440408384 is an abundant number, because the sum of its proper divisors (81381043392) is greater than itself. Its abundance is 49940635008

Bases of 31440408384

• Binary: 11101010001111111101000111101000000₂
• Hexadecimal: 0x751FE8F40
• Base-36: EFYT2DC

Squares and roots of 31440408384

• 31440408384 squared (31440408384²) is 988499279352697491456
• 31440408384 cubed (31440408384³) is 31078821030138508303388990767104
• The square root of 31440408384 is 177314.4336595303
• The cube root of 31440408384 is 3156.1869962661

Scales and comparisons

• 31,440,408,384 seconds is equal to 999 years, 36 weeks, 5 days, 14 hours, 46 minutes, 24 seconds.
• To count from 1 to 31,440,408,384 would take you about one thousand, nine hundred ninety-nine 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 31440408384 cubic inches would be around 263 feet tall.

Recreational maths with 31440408384

• 31440408384 backwards is 48380404413
• The number of decimal digits it has is: 11
• The sum of 31440408384's digits is 39
• More coming soon!