145490497880

Names of 145490497880

• Cardinal: 145490497880 can be written as One hundred forty-five billion, four hundred ninety million, four hundred ninety-seven thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.4549049788 × 10¹¹

Factors of 145490497880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1246

Divisors of 145490497880

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 29 35 40 52 56 58 65 70 91 97 104 116 130 140 145 169 182 194 203 232 260 280 290 338 364 377 388 406 455 485 520 580 676 679 728 754 776 812 845 910 970 1015 1093 1160 1183 1261 1352 1358 1508 1624 1690 1820 1885 1940 2030 2186 2366 2522 2639 2716 2813 3016 3380 3395 3640 3770 3880 4060 4372 4732 4901 5044 5278 5432 5465 5626 5915 6305 6760 6790 7540 7651 8120 8744 8827 9464 9802 10088 10556 10930 11252 11830 12610 13195 13580 14065 14209 15080 15302 16393 17654 19604 19691 21112 21860 22504 23660 24505 25220 26390 27160 28130 28418 30604 31697 32786 34307 35308 36569 38255 39208 39382 43720 44135 47320 49010 50440 52780 56260 56836 61208 63394 65572 68614 70616 71045 73138 76510 78764 81965 88270 98020 98455 99463 105560 106021 112520 113672 114751 126788 131144 137228 142090 146276 153020 157528 158485 163930 171535 176540 182845 184717 196040 196910 198926 212042 221879 229502 253576 255983 274456 284180 292552 306040 316970 327860 343070 353080 365690 369434 393820 397852 412061 424084 443758 459004 475397 497315 511966 530105 568360 573755 633940 655720 686140 731380 738868 742147 787640 795704 824122 848168 887516 918008 923585 950794 994630 1023932 1060210 1109395 1147510 1267880 1279915 1293019 1372280 1378273 1462760 1477736 1484294 1648244 1775032 1847170 1901588 1989260 2047864 2060305 2120420 2218790 2295020 2376985 2559830 2586038 2756546 2884427 2968588 3074609 3296488 3327779 3694340 3710735 3803176 3978520 4120610 4240840 4437580 4590040 4753970 5119660 5172076 5356793 5513092 5768854 5937176 6149218 6465095 6655558 6891365 7388680 7421470 8241220 8875160 9507940 9647911 10239320 10344152 10713586 11026184 11537708 12298436 12930190 13311116 13782730 14422135 14842940 15373045 16482440 16638895 17917549 19015880 19295822 21427172 21522263 23075416 24596872 25860380 26622232 26783965 27565460 28844270 29685880 30746090 33277790 35835098 37497551 38591644 39969917 42854344 43044526 48239555 51720760 53567930 55130920 57688540 61492180 66555580 71670196 74995102 77183288 79939834 86089052 89587745 96479110 107135860 107611315 115377080 122984360 125422843 133111160 143340392 149990204 159879668 172178104 179175490 187487755 192958220 199849585 214271720 215222630 250845686 279789419 299980408 319759336 358350980 374975510 385916440 399699170 430445260 501691372 519608921 559578838 627114215 716701960 749951020 799398340 860890520 1003382744 1039217842 1119157676 1254228430 1398947095 1499902040 1598796680 2078435684 2238315352 2508456860 2598044605 2797894190 3637262447 4156871368 5016913720 5196089210 5595788380 7274524894 10392178420 11191576760 14549049788 18186312235 20784356840 29098099576 36372624470 72745248940 145490497880
• Sum of all divisors σ(n): 423787593600
• Sum of proper divisors (its aliquot sum) s(n): 278297095720
• 145490497880 is an abundant number, because the sum of its proper divisors (278297095720) is greater than itself. Its abundance is 132806597840

Bases of 145490497880

• Binary: 10000111011111111010001101000101011000₂
• Hexadecimal: 0x21DFE8D158
• Base-36: 1UU5AAMW

Squares and roots of 145490497880

• 145490497880 squared (145490497880²) is 21167484973370284494400
• 145490497880 cubed (145490497880³) is 3079667927643061232687500071872000
• The square root of 145490497880 is 381432.1668134453
• The cube root of 145490497880 is 5259.5050530157

Scales and comparisons

• 145,490,497,880 seconds is equal to 4,626 years, 7 weeks, 4 days, 19 hours, 11 minutes, 20 seconds.
• To count from 1 to 145,490,497,880 would take you about nine thousand, two hundred fifty-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 145490497880 cubic inches would be around 438.3 feet tall.

Recreational maths with 145490497880

• 145490497880 backwards is 088794094541
• The number of decimal digits it has is: 12
• The sum of 145490497880's digits is 59
• More coming soon!