3991609419864

Names of 3991609419864

• Cardinal: 3991609419864 can be written as Three trillion, nine hundred ninety-one billion, six hundred nine million, four hundred nineteen thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 3.991609419864 × 10¹²

Factors of 3991609419864

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 45570

Divisors of 3991609419864

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 11 12 22 24 33 37 44 66 71 74 88 111 127 132 142 148 213 222 254 264 284 296 381 407 426 444 508 568 762 781 814 852 888 1016 1221 1397 1524 1562 1628 1704 2343 2442 2627 2794 3048 3124 3256 4191 4686 4699 4884 5254 5588 6248 7881 8382 9017 9372 9398 9768 10508 11176 14097 15762 16764 18034 18744 18796 21016 27051 28194 28897 31524 33528 36068 37592 45319 51689 54102 56388 57794 63048 72136 86691 90638 99187 103378 108204 112776 115588 135957 155067 173382 181276 198374 206756 216408 231176 271914 297561 310134 333629 346764 362552 396748 413512 498509 543828 595122 620268 667258 693528 793496 997018 1000887 1087656 1190244 1240536 1334516 1495527 1676803 1994036 2001774 2380488 2669032 2991054 3217649 3353606 3669919 3988072 4003548 5030409 5755513 5982108 6435298 6707212 7339838 8007096 9652947 10060818 11009757 11511026 11964216 12870596 13414424 14679676 17266539 18444833 19305894 20121636 22019514 23022052 25741192 29359352 34533078 35394139 36889666 38611788 40243272 44039028 46044104 55334499 63310643 69066156 70788278 73779332 77223576 88078056 106182417 110668998 119053013 126621286 138132312 141576556 147558664 189931929 212364834 212953981 221337996 238106026 253242572 283153112 357159039 379863858 408641423 424729668 425907962 442675992 476212052 506485144 638861943 714318078 759727716 817282846 849459336 851815924 952424104 1225924269 1277723886 1309583143 1428636156 1519455432 1634565692 1703631848 2342493791 2451848538 2555447772 2619166286 2857272312 3269131384 3928749429 4495055653 4684987582 4903697076 5110895544 5238332572 7027481373 7857498858 8990111306 9369975164 9807394152 10476665144 13485166959 14054962746 15119732651 15714997716 17980222612 18739950328 26970333918 28109925492 30239465302 31429995432 35960445224 45359197953 53940667836 56219850984 60478930604 90718395906 107881335672 120957861208 166317059161 181436791812 332634118322 362873583624 498951177483 665268236644 997902354966 1330536473288 1995804709932 3991609419864
• Sum of all divisors σ(n): 11427427123200
• Sum of proper divisors (its aliquot sum) s(n): 7435817703336
• 3991609419864 is an abundant number, because the sum of its proper divisors (7435817703336) is greater than itself. Its abundance is 3444208283472

Bases of 3991609419864

• Binary: 111010000101011110011101100010100001011000₂
• Hexadecimal: 0x3A15E762858
• Base-36: 1EXPX6S0O

Squares and roots of 3991609419864

• 3991609419864 squared (3991609419864²) is 15932945760747018637778496
• 3991609419864 cubed (3991609419864³) is 63598096384779985208010617972294444544
• The square root of 3991609419864 is 1997901.2537820779
• The cube root of 3991609419864 is 15862.9034033501

Scales and comparisons

• 3,991,609,419,864 seconds is equal to 126,920 years, 43 weeks, 2 days, 2 hours, 24 minutes, 24 seconds.
• To count from 1 to 3,991,609,419,864 would take you about three hundred seventeen thousand, three hundred two 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 3991609419864 cubic inches would be around 1321.9 feet tall.

Recreational maths with 3991609419864

• 3991609419864 backwards is 4689149061993
• The number of decimal digits it has is: 13
• The sum of 3991609419864's digits is 69
• More coming soon!