19793977840

Names of 19793977840

• Cardinal: 19793977840 can be written as Nineteen billion, seven hundred ninety-three million, nine hundred seventy-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.979397784 × 10¹⁰

Factors of 19793977840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 170

Divisors of 19793977840

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 29 35 40 52 53 56 58 61 65 70 80 91 104 106 112 116 122 130 140 145 182 203 208 212 232 244 260 265 280 290 305 364 371 377 406 424 427 455 464 488 520 530 560 580 610 689 728 742 754 793 812 841 848 854 910 976 1015 1040 1060 1160 1220 1378 1456 1484 1508 1537 1586 1624 1682 1708 1769 1820 1855 1885 2030 2120 2135 2320 2440 2639 2756 2968 3016 3074 3172 3233 3248 3364 3416 3445 3538 3640 3710 3770 3965 4060 4205 4240 4270 4823 4880 5278 5512 5551 5887 5936 6032 6148 6344 6466 6728 6832 6890 7076 7280 7420 7540 7685 7930 8120 8410 8540 8845 9646 10556 10759 10933 11024 11102 11774 12296 12383 12688 12932 13195 13456 13780 14152 14840 15080 15370 15860 16165 16240 16820 17080 17690 19292 19981 21112 21518 21866 22204 22631 22997 23548 24115 24592 24766 25864 26390 27560 27755 28304 29435 29680 30160 30740 31720 32330 33640 34160 35380 38584 39962 42029 42224 43036 43732 44408 44573 45262 45994 47096 48230 49532 51301 51728 52780 53795 54665 55120 55510 58870 61480 61915 63440 64660 67280 70760 76531 77168 79924 84058 86072 87464 88816 89146 90524 91988 93757 94192 96460 99064 99905 102602 105560 107590 109330 111020 113155 114985 117740 122960 123830 129320 139867 141520 153062 159848 160979 168116 172144 174928 178292 181048 183976 187514 192920 198128 199810 205204 210145 211120 215180 218660 222040 222865 226310 229970 235480 247660 256505 258640 279734 294203 306124 312011 319696 321958 336232 356584 359107 362096 367952 375028 382655 385840 399620 410408 420290 430360 437320 444080 445730 452620 459940 468785 470960 495320 513010 559468 579449 588406 612248 624022 643916 656299 666913 672464 699335 713168 718214 750056 765310 799240 804895 820816 840580 860720 874640 891460 905240 919880 937570 990640 1026020 1118936 1158898 1176812 1218841 1224496 1248044 1287832 1312598 1333826 1398670 1436428 1471015 1500112 1530620 1560055 1598480 1609790 1681160 1782920 1795535 1810480 1839760 1875140 2052040 2237872 2317796 2353624 2437682 2496088 2575664 2625196 2667652 2718953 2797340 2872856 2897245 2942030 3061240 3120110 3219580 3281495 3334565 3362320 3565840 3591070 3750280 4056143 4104080 4635592 4668391 4707248 4875364 4992176 5250392 5335304 5437906 5594680 5745712 5794490 5884060 6094205 6122480 6240220 6439160 6562990 6669130 7182140 7500560 8112286 8531887 9271184 9336782 9750728 10500784 10670608 10875812 11189360 11588980 11768120 12188410 12480440 12878320 13125980 13338260 13594765 14364280 16224572 17063774 18673564 19032671 19501456 20280715 21751624 23177960 23341955 23536240 24376820 24960880 26251960 26676520 27189530 28728560 32449144 34127548 35346389 37347128 38065342 40561430 42659435 43503248 46355920 46683910 48753640 52503920 53353040 54379060 64898288 68255096 70692778 74694256 76130684 81122860 85318870 93367820 95163355 97507280 108758120 136510192 141385556 152261368 162245720 170637740 176731945 186735640 190326710 217516240 247424723 282771112 304522736 324491440 341275480 353463890 373471280 380653420 494849446 565542224 682550960 706927780 761306840 989698892 1237123615 1413855560 1522613680 1979397784 2474247230 2827711120 3958795568 4948494460 9896988920 19793977840
• Sum of all divisors σ(n): 60748361856
• Sum of proper divisors (its aliquot sum) s(n): 40954384016
• 19793977840 is an abundant number, because the sum of its proper divisors (40954384016) is greater than itself. Its abundance is 21160406176

Bases of 19793977840

• Binary: 10010011011110100000010000111110000₂
• Hexadecimal: 0x49BD021F0
• Base-36: 93CTN1S

Squares and roots of 19793977840

• 19793977840 squared (19793977840²) is 391801558730411065600
• 19793977840 cubed (19793977840³) is 7755311371187215166577186304000
• The square root of 19793977840 is 140691.0723535789
• The cube root of 19793977840 is 2705.0649253301

Scales and comparisons

• 19,793,977,840 seconds is equal to 629 years, 20 weeks, 23 hours, 10 minutes, 40 seconds.
• To count from 1 to 19,793,977,840 would take you about one thousand, two hundred fifty-eight 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 19793977840 cubic inches would be around 225.4 feet tall.

Recreational maths with 19793977840

• 19793977840 backwards is 04877939791
• The number of decimal digits it has is: 11
• The sum of 19793977840's digits is 64
• More coming soon!