18704619472

Names of 18704619472

• Cardinal: 18704619472 can be written as Eighteen billion, seven hundred four million, six hundred nineteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8704619472 × 10¹⁰

Factors of 18704619472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 130

Divisors of 18704619472

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 37 44 49 56 73 74 77 88 98 112 121 146 148 154 176 196 242 259 292 296 308 392 407 484 511 518 539 584 592 616 784 803 814 847 968 1022 1036 1078 1168 1232 1606 1628 1694 1813 1936 2044 2072 2156 2701 2849 3212 3256 3388 3577 3626 4088 4144 4312 4477 5329 5402 5621 5698 5929 6424 6512 6776 7154 7252 8176 8624 8833 8954 10658 10804 11242 11396 11858 12848 13552 14308 14504 17666 17908 18907 19943 21316 21608 22484 22792 23716 28616 29008 29711 31339 35332 35816 37303 37814 39347 39886 42632 43216 44968 45584 47432 57232 58619 59422 61831 62678 70664 71632 74606 75628 78694 79772 85264 89936 94864 117238 118844 123662 125356 132349 141328 149212 151256 157388 159544 197173 207977 219373 234476 237688 247324 250712 261121 264698 298424 302512 314776 319088 326821 394346 410333 415954 432817 438746 468952 475376 494648 501424 522242 529396 596848 629552 644809 653642 788692 820666 831908 865634 877492 937904 989296 1044484 1058792 1289618 1307284 1380211 1455839 1577384 1641332 1663816 1731268 1754984 2088968 2117584 2168903 2287747 2579236 2614568 2760422 2872331 2911678 3154768 3282664 3327632 3462536 3509968 4177936 4337806 4513663 4575494 5158472 5229136 5520844 5744662 5823356 6565328 6925072 8675612 9027326 9150988 9661477 10316944 11041688 11489324 11646712 15182321 16014229 17351224 18054652 18301976 19322954 22083376 22978648 23293424 23857933 30364642 31595641 32028458 34702448 36109304 36603952 38645908 45957296 47715866 60729284 63191282 64056916 72218608 77291816 95431732 106276247 121458568 126382564 128113832 154583632 167005531 190863464 212552494 242917136 252765128 256227664 334011062 381726928 425104988 505530256 668022124 850209976 1169038717 1336044248 1700419952 2338077434 2672088496 4676154868 9352309736 18704619472
• Sum of all divisors σ(n): 48251048454
• Sum of proper divisors (its aliquot sum) s(n): 29546428982
• 18704619472 is an abundant number, because the sum of its proper divisors (29546428982) is greater than itself. Its abundance is 10841809510

Bases of 18704619472

• Binary: 10001011010111000011101011111010000₂
• Hexadecimal: 0x45AE1D7D0
• Base-36: 8LC8WR4

Squares and roots of 18704619472

• 18704619472 squared (18704619472²) is 349862789592321558784
• 18704619472 cubed (18704619472³) is 6544050346736776770116599042048
• The square root of 18704619472 is 136764.8327312251
• The cube root of 18704619472 is 2654.5014022993

Scales and comparisons

• 18,704,619,472 seconds is equal to 594 years, 38 weeks, 6 days, 15 hours, 37 minutes, 52 seconds.
• To count from 1 to 18,704,619,472 would take you about one thousand, one hundred eighty-nine 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 18704619472 cubic inches would be around 221.2 feet tall.

Recreational maths with 18704619472

• 18704619472 backwards is 27491640781
• 18704619472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18704619472's digits is 49
• More coming soon!