4445420994

Names of 4445420994

• Cardinal: 4445420994 can be written as Four billion, four hundred forty-five million, four hundred twenty thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 4.445420994 × 10⁹

Factors of 4445420994

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 304

Divisors of 4445420994

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 27 38 42 54 57 61 63 73 114 122 126 133 139 146 171 183 189 219 266 278 342 366 378 399 417 427 438 511 513 549 657 798 834 854 973 1022 1026 1098 1159 1197 1251 1281 1314 1387 1533 1647 1946 1971 2318 2394 2502 2562 2641 2774 2919 3066 3294 3477 3591 3753 3843 3942 4161 4453 4599 5282 5838 6954 7182 7506 7686 7923 8113 8322 8479 8757 8906 9198 9709 10147 10431 11529 12483 13359 13797 15846 16226 16958 17514 18487 19418 20294 20862 23058 23769 24339 24966 25437 26271 26718 27594 29127 30441 31171 31293 36974 37449 40077 47538 48678 50874 52542 55461 58254 59353 60882 62342 62586 71029 71307 73017 74898 76311 80154 84607 87381 91323 93513 110922 118706 120231 142058 142614 146034 152622 161101 166383 169214 174762 178059 182646 187026 192793 213087 219051 228933 240462 253821 262143 273969 280539 322202 332766 356118 385586 426174 438102 457866 483303 499149 507642 524286 534177 547938 561078 578379 592249 618967 639261 761463 841617 966606 998298 1068354 1127707 1156758 1184498 1237934 1278522 1349551 1449909 1522926 1602531 1683234 1735137 1776747 1856901 1917783 2255414 2284389 2699102 2899818 3205062 3383121 3470274 3553494 3713802 3835566 4048653 4332769 4349727 4568778 5205411 5330241 5570703 6766242 8097306 8665538 8699454 10149363 10410822 10660482 11141406 11760373 12145959 12998307 15990723 16712109 20298726 23520746 24291918 25996614 30448089 31981446 33424218 35281119 36437877 38994921 60896178 70562238 72875754 77989842 82322611 105843357 116984763 164645222 211686714 233969526 246967833 317530071 493935666 635060142 740903499 1481806998 2222710497 4445420994
• Sum of all divisors σ(n): 12332544000
• Sum of proper divisors (its aliquot sum) s(n): 7887123006
• 4445420994 is an abundant number, because the sum of its proper divisors (7887123006) is greater than itself. Its abundance is 3441702012

Bases of 4445420994

• Binary: 100001000111101111011110111000010₂
• Hexadecimal: 0x108F7BDC2
• Base-36: 21IOSSI

Squares and roots of 4445420994

• 4445420994 squared (4445420994²) is 19761767813895948036
• 4445420994 cubed (4445420994³) is 87849377518446532330767467784
• The square root of 4445420994 is 66673.9903860569
• The cube root of 4445420994 is 1644.2617929837

Scales and comparisons

• 4,445,420,994 seconds is equal to 141 years, 18 weeks, 1 day, 15 hours, 9 minutes, 54 seconds.
• To count from 1 to 4,445,420,994 would take you about two hundred eighty-two 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 4445420994 cubic inches would be around 137 feet tall.

Recreational maths with 4445420994

• 4445420994 backwards is 4990245444
• The number of decimal digits it has is: 10
• The sum of 4445420994's digits is 45
• More coming soon!