18898690048

Names of 18898690048

• Cardinal: 18898690048 can be written as Eighteen billion, eight hundred ninety-eight million, six hundred ninety thousand and forty-eight.

Scientific notation

• Scientific notation: 1.8898690048 × 10¹⁰

Factors of 18898690048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 121

Divisors of 18898690048

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 32 46 49 56 64 89 92 98 112 128 161 178 184 196 224 256 322 356 368 392 448 512 529 623 644 712 736 784 896 1024 1058 1127 1246 1288 1424 1472 1568 1792 2047 2048 2116 2254 2492 2576 2848 2944 3136 3584 3703 4094 4096 4232 4361 4508 4984 5152 5696 5888 6272 7168 7406 8188 8192 8464 8722 9016 9968 10304 11392 11776 12544 14329 14336 14812 16376 16928 17444 18032 19936 20608 22784 23552 25088 25921 28658 28672 29624 32752 33856 34888 36064 39872 41216 45568 47081 47104 50176 51842 57316 57344 59248 65504 67712 69776 72128 79744 82432 91136 94162 94208 100303 100352 103684 114632 118496 131008 135424 139552 144256 159488 164864 182272 188324 188416 200606 200704 207368 229264 236992 262016 270848 279104 288512 318976 329567 329728 364544 376648 401212 401408 414736 458528 473984 524032 541696 558208 577024 637952 659134 659456 729088 753296 802424 829472 917056 947968 1048064 1083392 1116416 1154048 1275904 1318268 1318912 1506592 1604848 1658944 1834112 1895936 2096128 2166784 2232832 2306969 2308096 2551808 2636536 3013184 3209696 3317888 3668224 3791872 4192256 4333568 4465664 4613938 4616192 5103616 5273072 6026368 6419392 6635776 7336448 7583744 8384512 8931328 9227876 9232384 10546144 12052736 12838784 13271552 14672896 15167488 16769024 17862656 18455752 21092288 24105472 25677568 26543104 29345792 30334976 35725312 36911504 42184576 48210944 51355136 53086208 58691584 73823008 84369152 96421888 102710272 106172416 117383168 147646016 168738304 192843776 205420544 212344832 295292032 337476608 385687552 410841088 590584064 674953216 821682176 1181168128 1349906432 2362336256 2699812864 4724672512 9449345024 18898690048
• Sum of all divisors σ(n): 46476768870
• Sum of proper divisors (its aliquot sum) s(n): 27578078822
• 18898690048 is an abundant number, because the sum of its proper divisors (27578078822) is greater than itself. Its abundance is 8679388774

Bases of 18898690048

• Binary: 10001100110011100110010000000000000₂
• Hexadecimal: 0x466732000
• Base-36: 8OJSIKG

Squares and roots of 18898690048

• 18898690048 squared (18898690048²) is 357160485530374242304
• 18898690048 cubed (18898690048³) is 6749865313431731694746145390592
• The square root of 18898690048 is 137472.5065167577
• The cube root of 18898690048 is 2663.6504635085

Scales and comparisons

• 18,898,690,048 seconds is equal to 600 years, 47 weeks, 5 days, 20 hours, 7 minutes, 28 seconds.
• To count from 1 to 18,898,690,048 would take you about one thousand, two hundred one 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 18898690048 cubic inches would be around 222 feet tall.

Recreational maths with 18898690048

• 18898690048 backwards is 84009689881
• The number of decimal digits it has is: 11
• The sum of 18898690048's digits is 61
• More coming soon!