19427621220

Names of 19427621220

• Cardinal: 19427621220 can be written as Nineteen billion, four hundred twenty-seven million, six hundred twenty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.942762122 × 10¹⁰

Factors of 19427621220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19870

Divisors of 19427621220

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 41 42 45 57 60 63 70 76 82 84 90 95 105 114 123 126 133 140 164 171 180 190 205 210 228 246 252 266 285 287 315 342 369 380 399 410 420 492 532 570 574 615 630 665 684 738 779 798 820 855 861 1140 1148 1197 1230 1260 1330 1435 1476 1558 1596 1710 1722 1845 1995 2337 2394 2460 2583 2660 2870 3116 3420 3444 3690 3895 3990 4305 4674 4788 5166 5453 5740 5985 7011 7380 7790 7980 8610 9348 10332 10906 11685 11970 12915 14022 15580 16359 17220 19793 21812 23370 23940 25830 27265 28044 32718 35055 39586 46740 49077 51660 54530 59379 65436 70110 79172 81795 98154 98965 109060 118758 138551 140220 163590 178137 196308 197930 237516 245385 277102 296895 327180 356274 376067 395860 415653 490770 554204 593790 692755 712548 752134 811513 831306 890685 981540 1128201 1187580 1246959 1385510 1504268 1623026 1662612 1781370 1880335 2078265 2256402 2434539 2493918 2632469 2771020 3246052 3384603 3562740 3760670 4057565 4156530 4512804 4869078 4987836 5264938 5641005 5680591 6234795 6769206 7303617 7521340 7897407 8115130 8313060 9738156 10529876 11282010 11361182 12172695 12469590 13162345 13538412 14607234 15418747 15794814 16230260 16923015 17041773 22564020 22722364 23692221 24345390 24939180 26324690 28402955 29214468 30837494 31589628 33846030 34083546 36518085 39487035 46256241 47384442 48690780 51125319 52649380 56805910 61674988 67692060 68167092 73036170 77093735 78974070 85208865 92512482 94768884 102250638 107931229 113611820 118461105 138768723 146072340 154187470 157948140 170417730 185024964 204501276 215862458 231281205 236922210 255626595 277537446 308374940 323793687 340835460 431724916 462562410 473844420 511253190 539656145 555074892 647587374 693843615 925124820 971381061 1022506380 1079312290 1295174748 1387687230 1618968435 1942762122 2158624580 2775374460 3237936870 3885524244 4856905305 6475873740 9713810610 19427621220
• Sum of all divisors σ(n): 72626561280
• Sum of proper divisors (its aliquot sum) s(n): 53198940060
• 19427621220 is an abundant number, because the sum of its proper divisors (53198940060) is greater than itself. Its abundance is 33771318840

Bases of 19427621220

• Binary: 10010000101111110011111100101100100₂
• Hexadecimal: 0x485F9F964
• Base-36: 8XAPCH0

Squares and roots of 19427621220

• 19427621220 squared (19427621220²) is 377432466267794288400
• 19427621220 cubed (19427621220³) is 7332614990781134519914639848000
• The square root of 19427621220 is 139383.0019048233
• The cube root of 19427621220 is 2688.2720032595

Scales and comparisons

• 19,427,621,220 seconds is equal to 617 years, 38 weeks, 2 days, 17 hours, 27 minutes.
• To count from 1 to 19,427,621,220 would take you about one thousand, two hundred thirty-five 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 19427621220 cubic inches would be around 224 feet tall.

Recreational maths with 19427621220

• 19427621220 backwards is 02212672491
• 19427621220 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19427621220's digits is 36
• More coming soon!