31201219008

Names of 31201219008

• Cardinal: 31201219008 can be written as Thirty-one billion, two hundred one million, two hundred nineteen thousand and eight.

Scientific notation

• Scientific notation: 3.1201219008 × 10¹⁰

Factors of 31201219008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4928

Divisors of 31201219008

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 48 51 54 64 68 72 96 102 108 136 144 153 192 204 216 227 272 288 306 408 432 454 459 544 576 612 681 816 864 908 918 1088 1224 1362 1632 1728 1816 1836 2043 2448 2724 3264 3632 3672 3859 4086 4679 4896 5448 6129 7264 7344 7718 8172 9358 9792 10896 11577 12258 14037 14528 14688 15436 16344 18716 21792 23154 24516 28074 29376 30872 32688 34731 37432 42111 43584 46308 49032 56148 61744 65376 69462 74864 79543 84222 92616 98064 104193 112296 123488 126333 130752 138924 149728 159086 168444 185232 196128 208386 224592 238629 246976 252666 277848 299456 318172 336888 370464 392256 416772 449184 477258 505332 555696 636344 673776 715887 740928 833544 898368 954516 1010664 1062133 1111392 1272688 1347552 1431774 1667088 1909032 2021328 2124266 2147661 2222784 2545376 2695104 2863548 3186399 3334176 3818064 4042656 4248532 4295322 5090752 5727096 6372798 6668352 7636128 8085312 8497064 8590644 9559197 11454192 12745596 15272256 16994128 17181288 18056261 19118394 22908384 25491192 28677591 33988256 34362576 36112522 38236788 45816768 50982384 54168783 57355182 67976512 68725152 72225044 76473576 101964768 108337566 114710364 137450304 144450088 152947152 162506349 203929536 216675132 229420728 288900176 305894304 325012698 433350264 458841456 487519047 577800352 611788608 650025396 866700528 917682912 975038094 1155600704 1300050792 1733401056 1835365824 1950076188 2600101584 3466802112 3900152376 5200203168 7800304752 10400406336 15600609504 31201219008
• Sum of all divisors σ(n): 97570137600
• Sum of proper divisors (its aliquot sum) s(n): 66368918592
• 31201219008 is an abundant number, because the sum of its proper divisors (66368918592) is greater than itself. Its abundance is 35167699584

Bases of 31201219008

• Binary: 11101000011101111001101000111000000₂
• Hexadecimal: 0x743BCD1C0
• Base-36: EC0EEO0

Squares and roots of 31201219008

• 31201219008 squared (31201219008²) is 973516067585180504064
• 31201219008 cubed (31201219008³) is 30374888032532146602512698048512
• The square root of 31201219008 is 176638.6679297599
• The cube root of 31201219008 is 3148.1628325761

Scales and comparisons

• 31,201,219,008 seconds is equal to 992 years, 5 weeks, 2 days, 5 hours, 16 minutes, 48 seconds.
• To count from 1 to 31,201,219,008 would take you about one thousand, nine hundred eighty-four 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 31201219008 cubic inches would be around 262.3 feet tall.

Recreational maths with 31201219008

• 31201219008 backwards is 80091210213
• 31201219008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31201219008's digits is 27
• More coming soon!