18012019509846

Names of 18012019509846

• Cardinal: 18012019509846 can be written as Eighteen trillion, twelve billion, nineteen million, five hundred nine thousand, eight hundred forty-six.

Scientific notation

• Scientific notation: 1.8012019509846 × 10¹³

Factors of 18012019509846

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 406

Divisors of 18012019509846

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 9 18 19 27 38 54 57 113 114 171 226 269 339 342 361 513 538 678 722 807 1017 1026 1083 1614 2034 2147 2166 2421 3051 3249 4294 4842 5111 6102 6441 6498 7263 9747 10222 12769 12882 14526 15333 19323 19494 25538 30397 30666 38307 38646 40793 45999 57969 60794 72361 76614 81586 91191 91998 97109 114921 115938 122379 137997 144722 182382 194218 217083 229842 242611 244758 273573 275994 291327 344763 367137 434166 485222 547146 577543 582654 651249 689526 727833 734274 820719 873981 1101411 1155086 1302498 1374859 1455666 1641438 1732629 1747962 1953747 2183499 2202822 2621943 2749718 3434861 3465258 3907494 4124577 4366998 4609609 5197887 5243886 6550497 6869722 8176793 8249154 9219218 10304583 10395774 10973317 12373731 13100994 13828827 15593661 16353586 20609166 21946634 24530379 24747462 26122321 27657654 30913749 31187322 32919951 37121193 41486481 49060758 52244642 61827498 65262359 65839902 73591137 74242386 78366963 82972962 92741247 98759853 124459443 130524718 147182274 155359067 156733926 185482494 195787077 197519706 220773411 235100889 248918886 296279559 310718134 391574154 441546822 466077201 470201778 587361231 592559118 705302667 923977609 932154402 1174722462 1239984821 1398231603 1410605334 1762083693 1847955218 2479969642 2771932827 2796463206 2951822273 3524167386 3719954463 4194694809 5543865654 5903644546 7439908926 8315798481 8389389618 8855466819 11159863389 16631596962 17555574571 17710933638 22319726778 24947395443 26566400457 33479590167 35111149142 49894790886 52666723713 53132800914 66959180334 79699201371 105333447426 158000171139 159398402742 316000342278 333555916849 474000513417 667111833698 948001026834 1000667750547 2001335501094 3002003251641 6004006503282 9006009754923 18012019509846
• Sum of all divisors σ(n): 42780440509560
• Sum of proper divisors (its aliquot sum) s(n): 24768420999714
• 18012019509846 is an abundant number, because the sum of its proper divisors (24768420999714) is greater than itself. Its abundance is 6756401489868

Bases of 18012019509846

• Binary: 100000110000111000000000001100100101001010110₂
• Hexadecimal: 0x1061C0064A56
• Base-36: 6DULVCY1I

Squares and roots of 18012019509846

• 18012019509846 squared (18012019509846²) is 324432846823072938090943716
• 18012019509846 cubed (18012019509846³) is 5843690766612068620636347134437893827736
• The square root of 18012019509846 is 4244056.9635486749
• The cube root of 18012019509846 is 26213.2459824973

Scales and comparisons

• 18,012,019,509,846 seconds is equal to 572,726 years, 26 weeks, 2 days, 44 minutes, 6 seconds.
• To count from 1 to 18,012,019,509,846 would take you about one million, four hundred thirty-one thousand, eight hundred sixteen 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 18012019509846 cubic inches would be around 2184.4 feet tall.

Recreational maths with 18012019509846

• 18012019509846 backwards is 64890591021081
• 18012019509846 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18012019509846's digits is 54
• More coming soon!