19513848690

Names of 19513848690

• Cardinal: 19513848690 can be written as Nineteen billion, five hundred thirteen million, eight hundred forty-eight thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.951384869 × 10¹⁰

Factors of 19513848690

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3132

Divisors of 19513848690

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 31 35 42 45 47 49 62 63 70 90 93 94 98 105 126 141 147 155 186 210 217 235 245 279 282 294 310 315 329 423 434 441 465 470 490 558 630 651 658 705 735 846 882 930 987 1085 1302 1395 1410 1457 1470 1519 1645 1953 1974 2115 2170 2205 2303 2790 2914 2961 3037 3038 3255 3290 3906 4230 4371 4410 4557 4606 4935 5922 6074 6510 6909 7285 7595 8742 9111 9114 9765 9870 10199 11515 13113 13671 13818 14570 14805 15185 15190 18222 19530 20398 20727 21259 21855 22785 23030 26226 27333 27342 29610 30370 30597 34545 41454 42518 43710 45555 45570 50995 54666 61194 63777 65565 68355 69090 71393 91110 91791 94147 101990 103635 106295 127554 131130 136665 136710 142739 142786 148813 152985 183582 188294 191331 207270 212590 214179 273330 282441 285478 297626 305970 318885 356965 382662 428217 428358 446439 458955 470735 564882 637770 642537 659029 713695 713930 744065 847323 856434 892878 917910 941470 956655 999173 1070895 1284651 1285074 1318058 1339317 1412205 1427390 1488130 1694646 1913310 1977087 1998346 2141085 2141790 2232195 2569302 2678634 2824410 2997519 3212685 3295145 3954174 4236615 4282170 4424909 4464390 4613203 4995865 5931261 5995038 6423255 6425370 6590290 6696585 6994211 8473230 8849818 8992557 9226406 9885435 9991730 11862522 12846510 13274727 13393170 13839609 13988422 14987595 17985114 19770870 20982633 22124545 23066015 26549454 27679218 29656305 29975190 30974363 34971055 39824181 41518827 41965266 44249090 44962785 46132030 59312610 61948726 62947899 66373635 69198045 69942110 79648362 83037654 89925570 92923089 104913165 125895798 132747270 138396090 154871815 185846178 199120905 207594135 209826330 216820541 278769267 309743630 314739495 398241810 415188270 433641082 464615445 557538534 629478990 650461623 929230890 1084102705 1300923246 1393846335 1951384869 2168205410 2787692670 3252308115 3902769738 6504616230 9756924345 19513848690
• Sum of all divisors σ(n): 62240016384
• Sum of proper divisors (its aliquot sum) s(n): 42726167694
• 19513848690 is an abundant number, because the sum of its proper divisors (42726167694) is greater than itself. Its abundance is 23212319004

Bases of 19513848690

• Binary: 10010001011000111011011001101110010₂
• Hexadecimal: 0x48B1DB372
• Base-36: 8YQ1I0I

Squares and roots of 19513848690

• 19513848690 squared (19513848690²) is 380790290696214716100
• 19513848690 cubed (19513848690³) is 7430684115267048725726706909000
• The square root of 19513848690 is 139691.9779013813
• The cube root of 19513848690 is 2692.2433385335

Scales and comparisons

• 19,513,848,690 seconds is equal to 620 years, 24 weeks, 6 days, 17 hours, 31 minutes, 30 seconds.
• To count from 1 to 19,513,848,690 would take you about one thousand, two hundred forty 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 19513848690 cubic inches would be around 224.4 feet tall.

Recreational maths with 19513848690

• 19513848690 backwards is 09684831591
• The number of decimal digits it has is: 11
• The sum of 19513848690's digits is 54
• More coming soon!