1995345990

Names of 1995345990

• Cardinal: 1995345990 can be written as One billion, nine hundred ninety-five million, three hundred forty-five thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.99534599 × 10⁹

Factors of 1995345990

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 185

Divisors of 1995345990

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 19 22 30 33 37 38 45 47 55 57 61 66 74 90 94 95 99 110 111 114 122 141 165 171 183 185 190 198 209 222 235 282 285 305 330 333 342 366 370 407 418 423 470 495 517 549 555 570 610 627 666 671 703 705 814 846 855 893 915 990 1034 1045 1098 1110 1159 1221 1254 1342 1406 1410 1551 1665 1710 1739 1786 1830 1881 2013 2035 2090 2109 2115 2257 2318 2442 2585 2679 2745 2867 3102 3135 3330 3355 3477 3478 3515 3663 3762 4026 4070 4218 4230 4465 4514 4653 5170 5217 5358 5490 5734 5795 6039 6105 6270 6327 6710 6771 6954 7030 7326 7733 7755 8037 8601 8695 8930 9306 9405 9823 10065 10431 10434 10545 11285 11590 12078 12210 12654 12749 13395 13542 14335 15466 15510 15651 16074 17202 17385 17390 18315 18810 19129 19646 20130 20313 20862 21090 22570 23199 23265 24827 25498 25803 26085 26790 28670 29469 30195 31302 31537 31635 33041 33855 34770 36630 38247 38258 38665 40185 40626 42883 43005 46398 46530 49115 49654 51606 52155 52170 54473 57387 58938 60390 63074 63270 63745 66082 67710 69597 74481 76494 77330 78255 80370 85766 86010 88407 94611 95645 98230 99123 101565 104310 106079 108946 114741 114774 115995 124135 127490 128649 129015 139194 147345 148962 156510 157685 163419 165205 172161 176814 189222 191235 191290 198246 203130 212158 214415 223443 229482 231990 248270 257298 258030 272365 283833 286935 294690 297369 315370 318237 326838 330410 344322 347985 363451 372405 382470 385947 428830 442035 446886 471713 473055 490257 495615 530395 544730 567666 573705 573870 594738 599203 636474 643245 695970 726902 744810 771894 817095 860805 884070 943426 946110 954711 980514 991230 1060790 1090353 1117215 1147410 1166869 1198406 1286490 1415139 1419165 1486845 1591185 1634190 1721610 1797609 1817255 1909422 1929735 2015501 2180706 2234430 2333738 2358565 2451285 2830278 2838330 2973690 2996015 3182370 3271059 3500607 3595218 3634510 3859470 4031002 4245417 4717130 4773555 4902570 5392827 5451765 5834345 5992030 6046503 6542118 7001214 7075695 8490834 8988045 9547110 10077505 10501821 10785654 10903530 11668690 12093006 14151390 16355295 17503035 17976090 18139509 20155010 21003642 21227085 22170511 26964135 30232515 32710590 35006070 36279018 42454170 44341022 52509105 53928270 60465030 66511533 90697545 105018210 110852555 133023066 181395090 199534599 221705110 332557665 399069198 665115330 997672995 1995345990
• Sum of all divisors σ(n): 6351022080
• Sum of proper divisors (its aliquot sum) s(n): 4355676090
• 1995345990 is an abundant number, because the sum of its proper divisors (4355676090) is greater than itself. Its abundance is 2360330100

Bases of 1995345990

• Binary: 1110110111011101001000001000110₂
• Hexadecimal: 0x76EE9046
• Base-36: WZZ6TI

Squares and roots of 1995345990

• 1995345990 squared (1995345990²) is 3981405619809080100
• 1995345990 cubed (1995345990³) is 7944281738049512543123799000
• The square root of 1995345990 is 44669.2958305815
• The cube root of 1995345990 is 1258.9430100067

Scales and comparisons

• 1,995,345,990 seconds is equal to 63 years, 23 weeks, 1 day, 6 hours, 46 minutes, 30 seconds.
• To count from 1 to 1,995,345,990 would take you about one hundred twenty-six 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 1995345990 cubic inches would be around 104.9 feet tall.

Recreational maths with 1995345990

• 1995345990 backwards is 0995435991
• The number of decimal digits it has is: 10
• The sum of 1995345990's digits is 54
• More coming soon!