145018045440

Names of 145018045440

• Cardinal: 145018045440 can be written as One hundred forty-five billion, eighteen million, forty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.4501804544 × 10¹¹

Factors of 145018045440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 1449

Divisors of 145018045440

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 640 648 720 729 768 810 864 960 972 1024 1080 1152 1215 1280 1296 1439 1440 1458 1536 1620 1728 1920 1944 2160 2187 2304 2430 2560 2592 2878 2880 2916 3072 3240 3456 3645 3840 3888 4317 4320 4374 4608 4860 5120 5184 5756 5760 5832 6480 6561 6912 7195 7290 7680 7776 8634 8640 8748 9216 9720 10368 10935 11512 11520 11664 12951 12960 13122 13824 14390 14580 15360 15552 17268 17280 17496 19440 19683 20736 21585 21870 23024 23040 23328 25902 25920 26244 27648 28780 29160 31104 32805 34536 34560 34992 38853 38880 39366 41472 43170 43740 46048 46080 46656 51804 51840 52488 57560 58320 62208 64755 65610 69072 69120 69984 77706 77760 78732 82944 86340 87480 92096 93312 98415 103608 103680 104976 115120 116559 116640 124416 129510 131220 138144 138240 139968 155412 155520 157464 172680 174960 184192 186624 194265 196830 207216 207360 209952 230240 233118 233280 248832 259020 262440 276288 279936 310824 311040 314928 345360 349677 349920 368384 373248 388530 393660 414432 414720 419904 460480 466236 466560 518040 524880 552576 559872 582795 621648 622080 629856 690720 699354 699840 736768 746496 777060 787320 828864 839808 920960 932472 933120 1036080 1049031 1049760 1105152 1119744 1165590 1243296 1244160 1259712 1381440 1398708 1399680 1473536 1554120 1574640 1657728 1679616 1748385 1841920 1864944 1866240 2072160 2098062 2099520 2210304 2239488 2331180 2486592 2519424 2762880 2797416 2799360 3108240 3147093 3149280 3315456 3359232 3496770 3683840 3729888 3732480 4144320 4196124 4199040 4420608 4662360 4973184 5038848 5245155 5525760 5594832 5598720 6216480 6294186 6298560 6630912 6718464 6993540 7367680 7459776 8288640 8392248 8398080 9324720 9441279 9946368 10077696 10490310 11051520 11189664 11197440 12432960 12588372 12597120 13261824 13987080 14919552 15735465 16577280 16784496 16796160 18649440 18882558 19892736 20155392 20980620 22103040 22379328 24865920 25176744 25194240 27974160 28323837 29839104 31470930 33154560 33568992 33592320 37298880 37765116 39785472 41961240 44758656 47206395 49731840 50353488 50388480 55948320 56647674 59678208 62941860 66309120 67137984 74597760 75530232 83922480 89517312 94412790 99463680 100706976 100776960 111896640 113295348 119356416 125883720 134275968 141619185 149195520 151060464 167844960 179034624 188825580 198927360 201413952 223793280 226590696 251767440 268551936 283238370 298391040 302120928 335689920 358069248 377651160 402827904 447586560 453181392 503534880 537103872 566476740 596782080 604241856 671379840 755302320 805655808 895173120 906362784 1007069760 1074207744 1132953480 1208483712 1342759680 1510604640 1611311616 1790346240 1812725568 2014139520 2265906960 2416967424 2685519360 3021209280 3222623232 3625451136 4028279040 4531813920 4833934848 5371038720 6042418560 7250902272 8056558080 9063627840 9667869696 12084837120 14501804544 16113116160 18127255680 24169674240 29003609088 36254511360 48339348480 72509022720 145018045440
• Sum of all divisors σ(n): 522163825920
• Sum of proper divisors (its aliquot sum) s(n): 377145780480
• 145018045440 is an abundant number, because the sum of its proper divisors (377145780480) is greater than itself. Its abundance is 232127735040

Bases of 145018045440

• Binary: 10000111000011101111111100010000000000₂
• Hexadecimal: 0x21C3BFC400
• Base-36: 1UMC0000

Squares and roots of 145018045440

• 145018045440 squared (145018045440²) is 21030233503237904793600
• 145018045440 cubed (145018045440³) is 3049763357786364864488678621184000
• The square root of 145018045440 is 380812.3493795863
• The cube root of 145018045440 is 5253.8058020841

Scales and comparisons

• 145,018,045,440 seconds is equal to 4,611 years, 6 weeks, 3 days, 14 hours, 24 minutes.
• To count from 1 to 145,018,045,440 would take you about nine thousand, two hundred twenty-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 145018045440 cubic inches would be around 437.8 feet tall.

Recreational maths with 145018045440

• 145018045440 backwards is 044540810541
• 145018045440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145018045440's digits is 36
• More coming soon!