18037841920

Names of 18037841920

• Cardinal: 18037841920 can be written as Eighteen billion, thirty-seven million, eight hundred forty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.803784192 × 10¹⁰

Factors of 18037841920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1254

Divisors of 18037841920

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 64 70 80 106 112 128 140 160 212 224 256 265 280 320 371 424 448 512 530 560 640 742 848 896 1024 1060 1120 1187 1280 1484 1696 1792 1855 2048 2120 2240 2374 2560 2968 3392 3584 3710 4096 4240 4480 4748 5120 5935 5936 6784 7168 7420 8192 8309 8480 8960 9496 10240 11870 11872 13568 14336 14840 16618 16960 17920 18992 20480 23740 23744 27136 28672 29680 33236 33920 35840 37984 40960 41545 47480 47488 54272 57344 59360 62911 66472 67840 71680 75968 83090 94960 94976 108544 118720 125822 132944 135680 143360 151936 166180 189920 189952 217088 237440 251644 265888 271360 286720 303872 314555 332360 379840 379904 434176 440377 474880 503288 531776 542720 607744 629110 664720 759680 759808 880754 949760 1006576 1063552 1085440 1215488 1258220 1329440 1519360 1519616 1761508 1899520 2013152 2127104 2170880 2201885 2430976 2516440 2658880 3038720 3039232 3523016 3799040 4026304 4254208 4403770 4861952 5032880 5317760 6077440 7046032 7598080 8052608 8508416 8807540 9723904 10065760 10635520 12154880 14092064 15196160 16105216 17016832 17615080 20131520 21271040 24309760 28184128 32210432 34033664 35230160 40263040 42542080 48619520 56368256 64420864 68067328 70460320 80526080 85084160 112736512 128841728 140920640 161052160 170168320 225473024 257683456 281841280 322104320 340336640 450946048 515366912 563682560 644208640 901892096 1127365120 1288417280 1803784192 2254730240 2576834560 3607568384 4509460480 9018920960 18037841920
• Sum of all divisors σ(n): 50448106368
• Sum of proper divisors (its aliquot sum) s(n): 32410264448
• 18037841920 is an abundant number, because the sum of its proper divisors (32410264448) is greater than itself. Its abundance is 14372422528

Bases of 18037841920

• Binary: 10000110011001000111010000000000000₂
• Hexadecimal: 0x43323A000
• Base-36: 8AB9JWG

Squares and roots of 18037841920

• 18037841920 squared (18037841920²) is 325363741130909286400
• 18037841920 cubed (18037841920³) is 5868859729019143733943205888000
• The square root of 18037841920 is 134305.0331149209
• The cube root of 18037841920 is 2622.5766621447

Scales and comparisons

• 18,037,841,920 seconds is equal to 573 years, 28 weeks, 3 days, 7 hours, 38 minutes, 40 seconds.
• To count from 1 to 18,037,841,920 would take you about one thousand, one hundred forty-seven 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 18037841920 cubic inches would be around 218.5 feet tall.

Recreational maths with 18037841920

• 18037841920 backwards is 02914873081
• The number of decimal digits it has is: 11
• The sum of 18037841920's digits is 43
• More coming soon!