2001156768

Names of 2001156768

• Cardinal: 2001156768 can be written as Two billion, one million, one hundred fifty-six thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.001156768 × 10⁹

Factors of 2001156768

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1425

Divisors of 2001156768

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 23 24 26 32 34 36 39 46 48 51 52 68 69 72 78 92 96 102 104 117 136 138 144 153 156 184 204 207 208 221 234 272 276 288 299 306 312 368 391 408 414 416 442 468 544 552 598 612 624 663 736 782 816 828 884 897 936 1104 1173 1196 1224 1248 1326 1367 1564 1632 1656 1768 1794 1872 1989 2208 2346 2392 2448 2652 2691 2734 3128 3312 3519 3536 3588 3744 3978 4101 4692 4784 4896 5083 5304 5382 5468 6256 6624 7038 7072 7176 7956 8202 9384 9568 10166 10608 10764 10936 12303 12512 14076 14352 15249 15912 16404 17771 18768 20332 21216 21528 21872 23239 24606 28152 28704 30498 31441 31824 32808 35542 37536 40664 43056 43744 45747 46478 49212 53313 56304 60996 62882 63648 65616 69717 71084 81328 86112 91494 92956 94323 98424 106626 112608 121992 125764 131232 139434 142168 159939 162656 182988 185912 188646 196848 209151 213252 243984 251528 278868 282969 284336 302107 319878 365976 371824 377292 393696 408733 418302 426504 487968 503056 534497 557736 565938 568672 604214 639756 731952 743648 754584 817466 836604 853008 906321 1006112 1068994 1115472 1131876 1208428 1226199 1279512 1463904 1509168 1603491 1634932 1673208 1706016 1812642 2137988 2230944 2263752 2416856 2452398 2559024 2718963 3018336 3206982 3269864 3346416 3625284 3678597 4275976 4527504 4810473 4833712 4904796 5118048 5437926 6413964 6539728 6692832 6948461 7250568 7357194 8551952 9055008 9620946 9667424 9809592 10875852 12827928 13079456 13896922 14501136 14714388 17103904 19241892 19619184 20845383 21751704 25655856 27793844 29002272 29428776 38483784 39238368 41690766 43503408 51311712 55587688 58857552 62536149 76967568 83381532 87006816 111175376 117715104 125072298 153935136 166763064 222350752 250144596 333526128 500289192 667052256 1000578384 2001156768
• Sum of all divisors σ(n): 6776130816
• Sum of proper divisors (its aliquot sum) s(n): 4774974048
• 2001156768 is an abundant number, because the sum of its proper divisors (4774974048) is greater than itself. Its abundance is 2773817280

Bases of 2001156768

• Binary: 1110111010001110011101010100000₂
• Hexadecimal: 0x77473AA0
• Base-36: X3FQG0

Squares and roots of 2001156768

• 2001156768 squared (2001156768²) is 4004628410112205824
• 2001156768 cubed (2001156768³) is 8013889246221120324106616832
• The square root of 2001156768 is 44734.2907398789
• The cube root of 2001156768 is 1260.1639091377

Scales and comparisons

• 2,001,156,768 seconds is equal to 63 years, 32 weeks, 5 days, 12 hours, 52 minutes, 48 seconds.
• To count from 1 to 2,001,156,768 would take you about one hundred twenty-seven 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 2001156768 cubic inches would be around 105 feet tall.

Recreational maths with 2001156768

• 2001156768 backwards is 8676511002
• 2001156768 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2001156768's digits is 36
• More coming soon!