18405004032

Names of 18405004032

• Cardinal: 18405004032 can be written as Eighteen billion, four hundred five million, four thousand and thirty-two.

Scientific notation

• Scientific notation: 1.8405004032 × 10¹⁰

Factors of 18405004032

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 610

Divisors of 18405004032

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 81 96 102 108 109 128 136 144 153 162 192 204 216 218 256 272 288 306 324 327 384 408 432 436 459 479 544 576 612 648 654 768 816 864 872 918 958 981 1088 1152 1224 1296 1308 1377 1437 1632 1728 1744 1836 1853 1916 1962 2176 2304 2448 2592 2616 2754 2874 2943 3264 3456 3488 3672 3706 3832 3924 4311 4352 4896 5184 5232 5508 5559 5748 5886 6528 6912 6976 7344 7412 7664 7848 8143 8622 8829 9792 10368 10464 11016 11118 11496 11772 12933 13056 13952 14688 14824 15328 15696 16286 16677 17244 17658 19584 20736 20928 22032 22236 22992 23544 24429 25866 27904 29376 29648 30656 31392 32572 33354 34488 35316 38799 39168 41856 44064 44472 45984 47088 48858 50031 51732 52211 58752 59296 61312 62784 65144 66708 68976 70632 73287 77598 83712 88128 88944 91968 94176 97716 100062 103464 104422 117504 118592 122624 125568 130288 133416 137952 141264 146574 150093 155196 156633 176256 177888 183936 188352 195432 200124 206928 208844 219861 237184 251136 260576 266832 275904 282528 293148 300186 310392 313266 352512 355776 367872 376704 390864 400248 413856 417688 439722 469899 474368 521152 533664 551808 565056 586296 600372 620784 626532 659583 711552 753408 781728 800496 827712 835376 879444 887587 939798 1042304 1067328 1103616 1130112 1172592 1200744 1241568 1253064 1319166 1409697 1423104 1563456 1600992 1655424 1670752 1758888 1775174 1879596 2084608 2134656 2260224 2345184 2401488 2483136 2506128 2638332 2662761 2819394 3126912 3201984 3310848 3341504 3517776 3550348 3759192 4229091 4269312 4690368 4802976 4966272 5012256 5276664 5325522 5638788 6253824 6403968 6683008 7035552 7100696 7518384 7988283 8458182 9380736 9605952 9932544 10024512 10553328 10651044 11277576 12807936 13366016 14071104 14201392 15036768 15976566 16916364 18761472 19211904 20049024 21106656 21302088 22555152 23964849 28142208 28402784 30073536 31953132 33832728 38423808 40098048 42213312 42604176 45110304 47929698 56284416 56805568 60147072 63906264 67665456 71894547 84426624 85208352 90220608 95859396 113611136 120294144 127812528 135330912 143789094 168853248 170416704 180441216 191718792 227222272 255625056 270661824 287578188 340833408 360882432 383437584 511250112 541323648 575156376 681666816 766875168 1022500224 1082647296 1150312752 1533750336 2045000448 2300625504 3067500672 4601251008 6135001344 9202502016 18405004032
• Sum of all divisors σ(n): 58764182400
• Sum of proper divisors (its aliquot sum) s(n): 40359178368
• 18405004032 is an abundant number, because the sum of its proper divisors (40359178368) is greater than itself. Its abundance is 21954174336

Bases of 18405004032

• Binary: 10001001001000001100001001100000000₂
• Hexadecimal: 0x449061300
• Base-36: 8GDV400

Squares and roots of 18405004032

• 18405004032 squared (18405004032²) is 338744173417936257024
• 18405004032 cubed (18405004032³) is 6234587877573624031645708320768
• The square root of 18405004032 is 135665.0435152697
• The cube root of 18405004032 is 2640.2515462791

Scales and comparisons

• 18,405,004,032 seconds is equal to 585 years, 11 weeks, 3 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 18,405,004,032 would take you about one thousand, one hundred seventy 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 18405004032 cubic inches would be around 220 feet tall.

Recreational maths with 18405004032

• 18405004032 backwards is 23040050481
• 18405004032 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18405004032's digits is 27
• More coming soon!