813172394216

Names of 813172394216

• Cardinal: 813172394216 can be written as Eight hundred thirteen billion, one hundred seventy-two million, three hundred ninety-four thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 8.13172394216 × 10¹¹

Factors of 813172394216

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 11590

Divisors of 813172394216

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 13 14 17 19 26 28 34 38 43 49 52 56 68 76 86 91 98 104 119 133 136 152 172 182 196 221 238 247 266 301 323 344 364 392 442 476 494 532 559 602 637 646 728 731 817 833 884 931 952 988 1064 1118 1204 1274 1292 1462 1547 1634 1666 1729 1768 1862 1976 2107 2236 2261 2408 2548 2584 2924 3094 3268 3332 3458 3724 3913 4199 4214 4472 4522 5096 5117 5719 5848 6188 6536 6664 6916 7448 7826 8398 8428 9044 9503 10234 10621 10829 11438 11489 12103 12376 13832 13889 15652 15827 16796 16856 18088 19006 20468 21242 21658 22876 22978 24206 27391 27778 29393 31304 31654 33592 35819 38012 40033 40936 42484 43316 45752 45956 48412 54782 55556 58786 63308 66521 71638 74347 76024 80066 80423 84968 86632 91912 96824 97223 109564 111112 117572 126616 133042 143276 148694 149357 160132 160846 180557 194446 195313 205751 218291 219128 235144 266084 286552 297388 298714 320264 321692 361114 388892 390626 411502 436582 465647 494027 520429 532168 562961 594776 597428 643384 680561 722228 777784 781252 823004 873164 931294 988054 1040858 1045499 1125922 1194856 1263899 1361122 1367191 1444456 1528037 1562504 1646008 1746328 1862588 1976108 2081716 2090998 2251844 2527798 2539069 2722244 2734382 2837783 3056074 3458189 3710947 3725176 3952216 4163432 4181996 4503688 5055596 5078138 5444488 5468764 5675566 6112148 6422351 6916378 7318493 7421894 8363992 8398459 8847293 9386513 9570337 10111192 10156276 10696259 10937528 11351132 12224296 12844702 13832756 14636986 14843788 16796918 17694586 17773483 18773026 19140674 19864481 20312552 21392518 22702264 24207323 25689404 25976629 27665512 29273972 29687576 33593836 35389172 35546966 37546052 38281348 39728962 42785036 44956457 48242311 48414646 51378808 51953258 58547944 58789213 65705591 67187672 70778344 71093932 75092104 76562696 79457924 85570072 89912914 96484622 96829292 103906516 109179967 117578426 122024669 124414381 131411182 139051367 142187864 158915848 159570721 179825828 181836403 192969244 193658584 207813032 218359934 235156852 244049338 248828762 262822364 278102734 314695199 319141442 337696177 359651656 363672806 385938488 411524491 436719868 459939137 470313704 488098676 497657524 525644728 556205468 629390398 638282884 675392354 727345612 764259769 823048982 854172683 873439736 919878274 976197352 995315048 1112410936 1116995047 1258780796 1276565768 1350784708 1454691224 1528519538 1646097964 1708345366 1839756548 2074419373 2233990094 2363873239 2517561592 2701569416 3057039076 3292195928 3416690732 3679513096 4148838746 4467980188 4727746478 5349818383 5979208781 6114078152 6833381464 7818965329 8297677492 8935960376 9455492956 10699636766 11958417562 14520935611 15637930658 16595354984 18910985912 21399273532 23916835124 29041871222 31275861316 42798547064 47833670248 58083742444 62551722632 101646549277 116167484888 203293098554 406586197108 813172394216
• Sum of all divisors σ(n): 2178559152000
• Sum of proper divisors (its aliquot sum) s(n): 1365386757784
• 813172394216 is an abundant number, because the sum of its proper divisors (1365386757784) is greater than itself. Its abundance is 552214363568

Bases of 813172394216

• Binary: 1011110101010100110110100000100011101000₂
• Hexadecimal: 0xBD54DA08E8
• Base-36: ADKDUJ1K

Squares and roots of 813172394216

• 813172394216 squared (813172394216²) is 661249342714981710254656
• 813172394216 cubed (813172394216³) is 537709711189297995020429018581469696
• The square root of 813172394216 is 901760.7189360157
• The cube root of 813172394216 is 9333.8512529817

Scales and comparisons

• 813,172,394,216 seconds is equal to 25,856 years, 19 weeks, 12 hours, 36 minutes, 56 seconds.
• To count from 1 to 813,172,394,216 would take you about fifty-one thousand, seven hundred twelve 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 813172394216 cubic inches would be around 777.8 feet tall.

Recreational maths with 813172394216

• 813172394216 backwards is 612493271318
• The number of decimal digits it has is: 12
• The sum of 813172394216's digits is 47
• More coming soon!