18140802816

Names of 18140802816

• Cardinal: 18140802816 can be written as Eighteen billion, one hundred forty million, eight hundred two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8140802816 × 10¹⁰

Factors of 18140802816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 106

Divisors of 18140802816

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 37 47 48 51 64 68 74 94 96 102 111 128 136 141 148 188 192 204 222 256 272 282 289 296 376 384 408 444 544 564 578 592 629 752 768 799 816 867 888 1088 1128 1156 1184 1258 1504 1598 1632 1734 1739 1776 1887 2176 2209 2256 2312 2368 2397 2516 3008 3196 3264 3468 3478 3552 3774 4352 4418 4512 4624 4736 4794 5032 5217 6016 6392 6528 6627 6936 6956 7104 7548 8836 9024 9248 9472 9588 10064 10434 10693 12032 12784 13056 13254 13583 13872 13912 14208 15096 17672 18048 18496 19176 20128 20868 21386 25568 26508 27166 27744 27824 28416 29563 30192 32079 35344 36096 36992 37553 38352 40256 40749 41736 42772 51136 53016 54332 55488 55648 59126 60384 64158 70688 73984 75106 76704 80512 81498 81733 83472 85544 88689 102272 106032 108664 110976 111296 112659 118252 120768 128316 141376 150212 153408 161024 162996 163466 166944 171088 177378 204544 212064 217328 221952 222592 225318 236504 241536 245199 256632 282752 300424 306816 325992 326932 333888 342176 354756 424128 434656 445184 450636 473008 483072 490398 502571 513264 565504 600848 613632 638401 651984 653864 667776 684352 709512 848256 869312 901272 946016 980796 1005142 1026528 1201696 1276802 1303968 1307728 1335552 1368704 1389461 1419024 1507713 1696512 1738624 1802544 1892032 1915203 1961592 2010284 2053056 2403392 2553604 2607936 2615456 2737408 2778922 2838048 3015426 3477248 3605088 3784064 3830406 3923184 4020568 4106112 4168383 4806784 5107208 5215872 5230912 5557844 5676096 6030852 7210176 7568128 7660812 7846368 8041136 8212224 8336766 9613568 10214416 10431744 10461824 11115688 11352192 12061704 14420352 15321624 15692736 16082272 16673532 20428832 20923648 22231376 22704384 23620837 24123408 28840704 30643248 31385472 32164544 33347064 40857664 44462752 47241674 48246816 61286496 62770944 64329088 66694128 70862511 81715328 88925504 94483348 96493632 122572992 128658176 133388256 141725022 163430656 177851008 188966696 192987264 245145984 266776512 283450044 355702016 377933392 385974528 490291968 533553024 566900088 755866784 1067106048 1133800176 1511733568 2267600352 3023467136 4535200704 6046934272 9070401408 18140802816
• Sum of all divisors σ(n): 53818851128
• Sum of proper divisors (its aliquot sum) s(n): 35678048312
• 18140802816 is an abundant number, because the sum of its proper divisors (35678048312) is greater than itself. Its abundance is 17537245496

Bases of 18140802816

• Binary: 10000111001010001101010111100000000₂
• Hexadecimal: 0x43946AF00
• Base-36: 8C0KD1C

Squares and roots of 18140802816

• 18140802816 squared (18140802816²) is 329088726808993529856
• 18140802816 cubed (18140802816³) is 5969933702010444520537504874496
• The square root of 18140802816 is 134687.7975764695
• The cube root of 18140802816 is 2627.5571304159

Scales and comparisons

• 18,140,802,816 seconds is equal to 576 years, 42 weeks, 4 days, 23 hours, 53 minutes, 36 seconds.
• To count from 1 to 18,140,802,816 would take you about one thousand, one hundred fifty-three 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 18140802816 cubic inches would be around 219 feet tall.

Recreational maths with 18140802816

• 18140802816 backwards is 61820804181
• The number of decimal digits it has is: 11
• The sum of 18140802816's digits is 39
• More coming soon!