2691988992

Names of 2691988992

• Cardinal: 2691988992 can be written as Two billion, six hundred ninety-one million, nine hundred eighty-eight thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.691988992 × 10⁹

Factors of 2691988992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 304

Divisors of 2691988992

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 32 33 36 42 44 48 54 56 63 64 66 72 77 81 84 88 96 99 108 112 126 128 132 144 154 162 168 176 189 192 198 216 224 231 243 252 256 264 281 288 297 308 324 336 352 378 384 396 432 448 462 486 504 512 528 562 567 576 594 616 648 672 693 704 756 768 792 843 864 891 896 924 972 1008 1056 1124 1134 1152 1188 1232 1296 1344 1386 1408 1512 1536 1584 1686 1701 1728 1782 1792 1848 1944 1967 2016 2079 2112 2248 2268 2304 2376 2464 2529 2592 2673 2688 2772 2816 3024 3091 3168 3372 3402 3456 3564 3584 3696 3888 3934 4032 4158 4224 4496 4536 4608 4752 4928 5058 5184 5346 5376 5544 5632 5901 6048 6182 6237 6336 6744 6804 6912 7128 7392 7587 7776 7868 8064 8316 8448 8992 9072 9273 9504 9856 10116 10368 10692 10752 11088 11802 12096 12364 12474 12672 13488 13608 13824 14256 14784 15174 15552 15736 16128 16632 16896 17703 17984 18144 18546 18711 19008 19712 20232 20736 21384 21637 22176 22761 23604 24192 24728 24948 25344 26976 27216 27819 28512 29568 30348 31104 31472 32256 33264 35406 35968 36288 37092 37422 38016 39424 40464 41472 42768 43274 44352 45522 47208 48384 49456 49896 50688 53109 53952 54432 55638 57024 59136 60696 62208 62944 64911 66528 68283 70812 71936 72576 74184 74844 76032 80928 83457 85536 86548 88704 91044 94416 96768 98912 99792 106218 107904 108864 111276 114048 118272 121392 124416 125888 129822 133056 136566 141624 143872 145152 148368 149688 152064 159327 161856 166914 171072 173096 177408 182088 188832 194733 197824 199584 212436 215808 217728 222552 228096 242784 250371 251776 259644 266112 273132 283248 290304 296736 299376 318654 323712 333828 342144 346192 354816 364176 377664 389466 395648 399168 424872 431616 435456 445104 456192 477981 485568 500742 503552 519288 532224 546264 566496 584199 593472 598752 637308 647424 667656 684288 692384 728352 751113 755328 778932 791296 798336 849744 870912 890208 955962 971136 1001484 1007104 1038576 1064448 1092528 1132992 1168398 1186944 1197504 1274616 1294848 1335312 1368576 1384768 1456704 1502226 1510656 1557864 1582592 1596672 1699488 1752597 1780416 1911924 1942272 2002968 2077152 2185056 2265984 2336796 2373888 2395008 2549232 2670624 2769536 2913408 3004452 3021312 3115728 3193344 3398976 3505194 3560832 3823848 3884544 4005936 4154304 4370112 4531968 4673592 4747776 4790016 5098464 5257791 5341248 5539072 5826816 6008904 6231456 6797952 7010388 7121664 7647696 8011872 8308608 8740224 9063936 9347184 9580032 10196928 10515582 10682496 11078144 11653632 12017808 12462912 13595904 14020776 14243328 15295392 16023744 16617216 17480448 18694368 20393856 21031164 21364992 24035616 24925824 27191808 28041552 30590784 32047488 33234432 34960896 37388736 40787712 42062328 42729984 48071232 49851648 56083104 61181568 64094976 74777472 81575424 84124656 96142464 99703296 112166208 122363136 128189952 149554944 168249312 192284928 224332416 244726272 299109888 336498624 384569856 448664832 672997248 897329664 1345994496 2691988992
• Sum of all divisors σ(n): 10080854784
• Sum of proper divisors (its aliquot sum) s(n): 7388865792
• 2691988992 is an abundant number, because the sum of its proper divisors (7388865792) is greater than itself. Its abundance is 4696876800

Bases of 2691988992

• Binary: 10100000011101000111111000000000₂
• Hexadecimal: 0xA0747E00
• Base-36: 18IQO00

Squares and roots of 2691988992

• 2691988992 squared (2691988992²) is 7246804733049176064
• 2691988992 cubed (2691988992³) is 19508318568541880558957887488
• The square root of 2691988992 is 51884.3810023787
• The cube root of 2691988992 is 1391.0981078135

Scales and comparisons

• 2,691,988,992 seconds is equal to 85 years, 31 weeks, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 2,691,988,992 would take you about one hundred seventy-one 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 2691988992 cubic inches would be around 115.9 feet tall.

Recreational maths with 2691988992

• 2691988992 backwards is 2998891962
• 2691988992 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2691988992's digits is 63
• More coming soon!