45390232720

Names of 45390232720

• Cardinal: 45390232720 can be written as Forty-five billion, three hundred ninety million, two hundred thirty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.539023272 × 10¹⁰

Factors of 45390232720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3608

Divisors of 45390232720

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 67 70 80 98 112 134 140 196 245 268 280 335 343 392 469 490 536 560 670 686 784 938 980 1072 1340 1372 1715 1876 1960 2345 2401 2680 2744 3283 3430 3527 3752 3920 4690 4802 5360 5488 6566 6860 7054 7504 9380 9604 12005 13132 13720 14108 16415 17635 18760 19208 22981 24010 24689 26264 27440 28216 32830 35270 37520 38416 45962 48020 49378 52528 56432 65660 70540 91924 96040 98756 114905 123445 131320 141080 160867 172823 183848 192080 197512 229810 236309 246890 262640 282160 321734 345646 367696 395024 459620 472618 493780 643468 691292 804335 864115 919240 945236 987560 1181545 1209761 1286936 1382584 1608670 1654163 1728230 1838480 1890472 1975120 2363090 2419522 2573872 2765168 3217340 3308326 3456460 3780944 4726180 4839044 6048805 6434680 6616652 6912920 8270815 8468327 9452360 9678088 11579141 12097610 12869360 13233304 13825840 16541630 16936654 18904720 19356176 23158282 24195220 26466608 33083260 33873308 42341635 46316564 48390440 57895705 66166520 67746616 81053987 84683270 92633128 96780880 115791410 132333040 135493232 162107974 169366540 185266256 231582820 324215948 338733080 405269935 463165640 567377909 648431896 677466160 810539870 926331280 1134755818 1296863792 1621079740 2269511636 2836889545 3242159480 4539023272 5673779090 6484318960 9078046544 11347558180 22695116360 45390232720
• Sum of all divisors σ(n): 124986625344
• Sum of proper divisors (its aliquot sum) s(n): 79596392624
• 45390232720 is an abundant number, because the sum of its proper divisors (79596392624) is greater than itself. Its abundance is 34206159904

Bases of 45390232720

• Binary: 101010010001011101111111110010010000₂
• Hexadecimal: 0xA9177FC90
• Base-36: KUO67PS

Squares and roots of 45390232720

• 45390232720 squared (45390232720²) is 2060273226375758598400
• 45390232720 cubed (45390232720³) is 93516281211980924947917019648000
• The square root of 45390232720 is 213049.8362355623
• The cube root of 45390232720 is 3567.1453278261

Scales and comparisons

• 45,390,232,720 seconds is equal to 1,443 years, 13 weeks, 6 days, 21 hours, 58 minutes, 40 seconds.
• To count from 1 to 45,390,232,720 would take you about two thousand, eight hundred eighty-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 45390232720 cubic inches would be around 297.3 feet tall.

Recreational maths with 45390232720

• 45390232720 backwards is 02723209354
• The number of decimal digits it has is: 11
• The sum of 45390232720's digits is 37
• More coming soon!