31290071904

Names of 31290071904

• Cardinal: 31290071904 can be written as Thirty-one billion, two hundred ninety million, seventy-one thousand, nine hundred four.

Scientific notation

• Scientific notation: 3.1290071904 × 10¹⁰

Factors of 31290071904

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 6342

Divisors of 31290071904

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 49 52 54 56 63 72 78 81 84 91 96 98 104 108 112 117 126 144 147 156 162 168 182 189 196 208 216 224 234 243 252 273 288 294 312 324 336 351 364 378 392 416 432 441 468 486 504 546 567 588 624 637 648 672 702 728 756 784 819 864 882 936 972 1008 1053 1092 1134 1176 1248 1274 1296 1323 1404 1456 1512 1568 1638 1701 1764 1872 1911 1944 2016 2106 2184 2268 2352 2457 2548 2592 2646 2808 2912 3024 3159 3276 3402 3528 3744 3822 3888 3969 4212 4368 4536 4704 4914 5096 5292 5616 5733 6048 6317 6318 6552 6804 7056 7371 7644 7776 7938 8424 8736 9072 9828 10192 10584 11232 11466 11907 12634 12636 13104 13608 14112 14742 15288 15876 16848 17199 18144 18951 19656 20384 21168 22113 22932 23814 25268 25272 26208 27216 29484 30576 31752 33696 34398 37902 39312 42336 44219 44226 45864 47628 50536 50544 51597 54432 56853 58968 61152 63504 68796 75804 78624 82121 88438 88452 91728 95256 101072 101088 103194 113706 117936 127008 132657 137592 151608 154791 164242 170559 176876 176904 183456 190512 202144 206388 227412 235872 246363 265314 275184 303216 309533 309582 328484 341118 353752 353808 381024 397971 412776 454824 492726 511677 530628 550368 574847 606432 619066 619164 656968 682236 707504 707616 739089 795942 825552 909648 928599 985452 1023354 1061256 1149694 1193913 1238132 1238328 1313936 1364472 1415008 1478178 1535031 1591884 1651104 1724541 1819296 1857198 1970904 2046708 2122512 2217267 2299388 2387826 2476264 2476656 2627872 2728944 2785797 2956356 3070062 3183768 3449082 3581739 3714396 3941808 4023929 4093416 4245024 4434534 4598776 4775652 4952528 4953312 5173623 5457888 5571594 5912712 6140124 6367536 6651801 6898164 7163478 7428792 7883616 8047858 8186832 8357391 8869068 9197552 9551304 9905056 10347246 10745217 11143188 11825424 12071787 12280248 12735072 13303602 13796328 14326956 14857584 15520869 16095716 16373664 16714782 17738136 18395104 19102608 19955403 20694492 21490434 22286376 23650848 24143574 24560496 25072173 26607204 27592656 28653912 29715168 31041738 32191432 33429564 35476272 36215361 38205216 39910806 41388984 42980868 44572752 46562607 48287148 49120992 50144346 53214408 55185312 57307824 62083476 64382864 66859128 70952544 72430722 75216519 79821612 82777968 85961736 89145504 93125214 96574296 100288692 106428816 108646083 114615648 124166952 128765728 133718256 139687821 144861444 150433038 159643224 165555936 171923472 186250428 193148592 200577384 212857632 217292166 248333904 267436512 279375642 289722888 300866076 319286448 325938249 343846944 372500856 386297184 401154768 434584332 496667808 558751284 579445776 601732152 638572896 651876498 745001712 802309536 869168664 977814747 1117502568 1158891552 1203464304 1303752996 1490003424 1738337328 1955629494 2235005136 2406928608 2607505992 3476674656 3911258988 4470010272 5215011984 7822517976 10430023968 15645035952 31290071904
• Sum of all divisors σ(n): 115617732048
• Sum of proper divisors (its aliquot sum) s(n): 84327660144
• 31290071904 is an abundant number, because the sum of its proper divisors (84327660144) is greater than itself. Its abundance is 53037588240

Bases of 31290071904

• Binary: 11101001001000010001001101101100000₂
• Hexadecimal: 0x749089B60
• Base-36: EDHAU00

Squares and roots of 31290071904

• 31290071904 squared (31290071904²) is 979068599757490185216
• 31290071904 cubed (31290071904³) is 30635126885360464857982917771264
• The square root of 31290071904 is 176889.9994459833
• The cube root of 31290071904 is 3151.1483812889

Scales and comparisons

• 31,290,071,904 seconds is equal to 994 years, 48 weeks, 1 day, 14 hours, 38 minutes, 24 seconds.
• To count from 1 to 31,290,071,904 would take you about one thousand, nine hundred eighty-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 31290071904 cubic inches would be around 262.6 feet tall.

Recreational maths with 31290071904

• 31290071904 backwards is 40917009213
• 31290071904 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31290071904's digits is 36
• More coming soon!