18242127680

Names of 18242127680

• Cardinal: 18242127680 can be written as Eighteen billion, two hundred forty-two million, one hundred twenty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.824212768 × 10¹⁰

Factors of 18242127680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16024

Divisors of 18242127680

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 73 80 98 112 140 146 160 196 224 245 280 292 320 365 392 448 490 511 560 584 730 784 980 1022 1120 1168 1460 1568 1960 2044 2240 2336 2555 2920 3136 3577 3920 4088 4672 5110 5840 7154 7840 8176 10220 11680 14308 15680 15937 16352 17885 20440 23360 28616 31874 32704 35770 40880 57232 63748 71540 79685 81760 111559 114464 127496 143080 159370 163520 223118 228928 254992 286160 318740 446236 509984 557795 572320 637480 780913 892472 1019968 1115590 1144640 1163401 1274960 1561826 1784944 2231180 2326802 2549920 3123652 3569888 3904565 4462360 4653604 5099840 5817005 6247304 7139776 7809130 8143807 8924720 9307208 11634010 12494608 15618260 16287614 17849440 18614416 23268020 24989216 31236520 32575228 35698880 37228832 40719035 46536040 49978432 57006649 62473040 65150456 74457664 81438070 93072080 114013298 124946080 130300912 162876140 186144160 228026596 249892160 260601824 285033245 325752280 372288320 456053192 521203648 570066490 651504560 912106384 1140132980 1303009120 1824212768 2280265960 2606018240 3648425536 4560531920 9121063840 18242127680
• Sum of all divisors σ(n): 51226580808
• Sum of proper divisors (its aliquot sum) s(n): 32984453128
• 18242127680 is an abundant number, because the sum of its proper divisors (32984453128) is greater than itself. Its abundance is 14742325448

Bases of 18242127680

• Binary: 10000111111010100001100011101000000₂
• Hexadecimal: 0x43F50C740
• Base-36: 8DOW3SW

Squares and roots of 18242127680

• 18242127680 squared (18242127680²) is 332775222293422182400
• 18242127680 cubed (18242127680³) is 6070528093816989875485048832000
• The square root of 18242127680 is 135063.4209547499
• The cube root of 18242127680 is 2632.4400954133

Scales and comparisons

• 18,242,127,680 seconds is equal to 580 years, 2 weeks, 1 day, 17 hours, 41 minutes, 20 seconds.
• To count from 1 to 18,242,127,680 would take you about one thousand, one hundred sixty 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 18242127680 cubic inches would be around 219.4 feet tall.

Recreational maths with 18242127680

• 18242127680 backwards is 08672124281
• The number of decimal digits it has is: 11
• The sum of 18242127680's digits is 41
• More coming soon!