18453732768

Names of 18453732768

• Cardinal: 18453732768 can be written as Eighteen billion, four hundred fifty-three million, seven hundred thirty-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8453732768 × 10¹⁰

Factors of 18453732768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 5718

Divisors of 18453732768

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 43 48 54 72 86 89 96 108 129 144 172 178 216 258 267 288 344 356 387 432 516 534 688 712 774 801 864 1032 1068 1161 1376 1424 1548 1602 2064 2136 2322 2403 2848 3096 3204 3827 4128 4272 4644 4806 5581 6192 6408 7654 8544 9288 9612 11162 11481 12384 12816 15308 16743 18576 19224 22324 22962 25632 30616 33486 34443 37152 38448 44648 45924 50229 61232 66972 68886 76896 89296 91848 100458 103329 122464 133944 137772 150687 178592 183696 200916 206658 239983 267888 275544 301374 367392 401832 413316 479966 496709 535776 551088 602748 719949 803664 826632 959932 993418 1102176 1205496 1439898 1490127 1607328 1653264 1919864 1986836 2159847 2410992 2879796 2980254 3306528 3839728 3973672 4319694 4470381 4821984 5759592 5960508 6479541 7679456 7947344 8639388 8940762 11519184 11921016 12959082 13411143 15894688 17278776 17881524 21358487 23038368 23842032 25918164 26822286 34557552 35763048 42716974 47684064 51836328 53644572 64075461 69115104 71526096 85433948 103672656 107289144 128150922 143052192 170867896 192226383 207345312 214578288 256301844 341735792 384452766 429156576 512603688 576679149 683471584 768905532 1025207376 1153358298 1537811064 2050414752 2306716596 3075622128 4613433192 6151244256 9226866384 18453732768
• Sum of all divisors σ(n): 55703894400
• Sum of proper divisors (its aliquot sum) s(n): 37250161632
• 18453732768 is an abundant number, because the sum of its proper divisors (37250161632) is greater than itself. Its abundance is 18796428864

Bases of 18453732768

• Binary: 10001001011111011011001110110100000₂
• Hexadecimal: 0x44BED9DA0
• Base-36: 8H6VJC0

Squares and roots of 18453732768

• 18453732768 squared (18453732768²) is 340540253072756941824
• 18453732768 cubed (18453732768³) is 6284238826951747465437018488832
• The square root of 18453732768 is 135844.5168860341
• The cube root of 18453732768 is 2642.5795860625

Scales and comparisons

• 18,453,732,768 seconds is equal to 586 years, 40 weeks, 20 hours, 52 minutes, 48 seconds.
• To count from 1 to 18,453,732,768 would take you about one thousand, one hundred seventy-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 18453732768 cubic inches would be around 220.2 feet tall.

Recreational maths with 18453732768

• 18453732768 backwards is 86723735481
• 18453732768 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18453732768's digits is 54
• More coming soon!