813238709994

Names of 813238709994

• Cardinal: 813238709994 can be written as Eight hundred thirteen billion, two hundred thirty-eight million, seven hundred nine thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 8.13238709994 × 10¹¹

Factors of 813238709994

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 115

Divisors of 813238709994

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 18 27 31 54 62 79 81 93 158 162 186 237 243 279 474 486 558 711 729 837 961 1422 1458 1674 1922 2133 2187 2449 2511 2883 4266 4374 4898 5022 5766 6241 6399 7347 7533 8649 12482 12798 14694 15066 17298 18723 19197 22041 22599 25947 29791 37446 38394 44082 45198 51894 56169 57591 59582 66123 67797 75919 77841 89373 112338 115182 132246 135594 151838 155682 168507 172773 178746 193471 198369 227757 233523 268119 337014 345546 386942 396738 455514 467046 505521 536238 580413 595107 683271 700569 804357 1011042 1160826 1190214 1366542 1401138 1516563 1608714 1741239 1785321 2049813 2101707 2353489 2413071 3033126 3482478 3570642 4099626 4203414 4549689 4706978 4826142 5223717 5355963 5997601 6149439 7060467 7239213 9099378 10447434 10711926 11995202 12298878 13649067 14120934 14478426 15671151 17992803 18448317 21181401 21717639 27298134 31342302 35985606 36896634 42362802 43435278 47013453 53978409 55344951 63544203 65152917 94026906 107956818 110689902 127088406 130305834 141040359 161935227 166034853 185925631 190632609 282080718 323870454 332069706 371851262 381265218 423121077 485805681 557776893 571897827 846242154 971611362 1115553786 1143795654 1457417043 1673330679 1715693481 2914834086 3346661358 3431386962 4372251129 5019992037 5147080443 8744502258 10039984074 10294160886 13116753387 15059976111 26233506774 30119952222 45179928333 90359856666 135539784999 271079569998 406619354997 813238709994
• Sum of all divisors σ(n): 1914722933760
• Sum of proper divisors (its aliquot sum) s(n): 1101484223766
• 813238709994 is an abundant number, because the sum of its proper divisors (1101484223766) is greater than itself. Its abundance is 288245513772

Bases of 813238709994

• Binary: 1011110101011000110011011110111011101010₂
• Hexadecimal: 0xBD58CDEEEA
• Base-36: ADLHBWMI

Squares and roots of 813238709994

• 813238709994 squared (813238709994²) is 661357199432705235480036
• 813238709994 cubed (813238709994³) is 537841275711897794315434475980679784
• The square root of 813238709994 is 901797.4883497959
• The cube root of 813238709994 is 9334.1049772785

Scales and comparisons

• 813,238,709,994 seconds is equal to 25,858 years, 24 weeks, 5 days, 1 hour, 39 minutes, 54 seconds.
• To count from 1 to 813,238,709,994 would take you about fifty-one thousand, seven hundred sixteen 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 813238709994 cubic inches would be around 777.8 feet tall.

Recreational maths with 813238709994

• 813238709994 backwards is 499907832318
• The number of decimal digits it has is: 12
• The sum of 813238709994's digits is 63
• More coming soon!