642390074534450

Names of 642390074534450

• Cardinal: 642390074534450 can be written as Six hundred forty-two trillion, three hundred ninety billion, seventy-four million, five hundred thirty-four thousand, four hundred fifty.

Scientific notation

• Scientific notation: 6.4239007453445 × 10¹⁴

Factors of 642390074534450

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2711

Divisors of 642390074534450

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 5 10 11 22 25 50 55 110 121 242 275 550 605 1210 1331 2662 2693 3025 5386 6050 6655 13310 13465 14641 26930 29282 29623 33275 59246 66550 67325 73205 134650 146410 148115 161051 296230 322102 325853 366025 651706 732050 740575 805255 1481150 1610510 1629265 1771561 3258530 3543122 3584383 4026275 7168766 7252249 8052550 8146325 8857805 14504498 16292650 17715610 17921915 35843830 36261245 39428213 44289025 72522490 78856426 79774739 88578050 89609575 159549478 179219150 181306225 197141065 362612450 394282130 398873695 433710343 797747390 867420686 877522129 985705325 1755044258 1971410650 1994368475 2168551715 3988736950 4337103430 4387610645 4770813773 8775221290 9541627546 9652743419 10842758575 19305486838 21685517150 21938053225 23854068865 43876106450 47708137730 48263717095 96527434190 106180177609 119270344325 212360355218 238540688650 241318585475 482637170950 530900888045 1061801776090 1167981953699 2335963907398 2654504440225 5309008880450 5839909768495 11679819536990 12847801490689 25695602981378 29199548842475 58399097684950 64239007453445 128478014906890 321195037267225 642390074534450
• Sum of all divisors σ(n): 1314818260506183
• Sum of proper divisors (its aliquot sum) s(n): 672428185971733
• 642390074534450 is an abundant number, because the sum of its proper divisors (672428185971733) is greater than itself. Its abundance is 30038111437283

Bases of 642390074534450

• Binary: 10010010000100000000011000001100110010101000110010₂
• Hexadecimal: 0x2484018332A32
• Base-36: 6BPHXCCVG2

Squares and roots of 642390074534450

• 642390074534450 squared (642390074534450²) is 412665007860376226384236802500
• 642390074534450 cubed (642390074534450³) is 265091905157186479185788706182553744096125000
• The square root of 642390074534450 is 25345415.2566978077
• The cube root of 642390074534450 is 86284.5305762631

Scales and comparisons

• 642,390,074,534,450 seconds is equal to 20,426,017 years, 17 weeks, 2 hours, 40 minutes, 50 seconds.
• To count from 1 to 642,390,074,534,450 would take you about fifty-one million, sixty-five thousand and forty-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 642390074534450 cubic inches would be around 7190.4 feet tall.

Recreational maths with 642390074534450

• 642390074534450 backwards is 054435470093246
• The number of decimal digits it has is: 15
• The sum of 642390074534450's digits is 56
• More coming soon!