20349656640

Names of 20349656640

• Cardinal: 20349656640 can be written as Twenty billion, three hundred forty-nine million, six hundred fifty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.034965664 × 10¹⁰

Factors of 20349656640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 89

Divisors of 20349656640

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 23 24 30 32 36 37 38 40 45 46 48 57 60 64 69 72 74 76 80 90 92 95 96 111 114 115 120 138 144 148 152 160 171 180 184 185 190 192 207 222 228 230 240 276 285 288 296 304 320 333 342 345 360 361 368 370 380 414 437 444 456 460 480 529 552 555 570 576 592 608 666 684 690 703 720 722 736 740 760 828 851 855 874 888 912 920 960 1035 1058 1083 1104 1110 1140 1184 1216 1311 1332 1368 1380 1406 1440 1444 1472 1480 1520 1587 1656 1665 1702 1710 1748 1776 1805 1824 1840 2070 2109 2116 2166 2185 2208 2220 2280 2368 2553 2622 2645 2664 2736 2760 2812 2880 2888 2960 3040 3174 3249 3312 3330 3404 3420 3496 3515 3552 3610 3648 3680 3933 4140 4218 4232 4255 4332 4370 4416 4440 4560 4761 5106 5244 5290 5328 5415 5472 5520 5624 5776 5920 6080 6327 6348 6498 6555 6624 6660 6808 6840 6992 7030 7104 7220 7360 7659 7866 7935 8280 8303 8436 8464 8510 8664 8740 8880 9120 9522 10051 10212 10488 10545 10580 10656 10830 10944 11040 11248 11552 11840 12654 12696 12765 12996 13110 13248 13320 13357 13616 13680 13984 14060 14440 15318 15732 15870 16169 16245 16560 16606 16872 16928 17020 17328 17480 17760 18240 19044 19573 19665 20102 20424 20976 21090 21160 21312 21660 22080 22496 23104 23805 24909 25308 25392 25530 25992 26220 26640 26714 27232 27360 27968 28120 28880 30153 30636 31464 31635 31740 32338 32490 33120 33212 33744 33856 34040 34656 34960 35520 38088 38295 39146 39330 40071 40204 40848 41515 41952 42180 42320 43320 44992 47610 48507 49818 50255 50616 50784 51060 51984 52440 53280 53428 54464 54720 56240 57760 58719 60306 61272 62928 63270 63480 64676 64980 66240 66424 66785 67488 68080 69312 69920 74727 76176 76590 78292 78660 80142 80408 80845 81696 83030 83904 84360 84640 86640 90459 95220 97014 97865 99636 100510 101232 101568 102120 103968 104880 106560 106856 112480 115520 117438 120213 120612 122544 124545 125856 126540 126960 129352 129960 132848 133570 134976 136160 139840 145521 149454 150765 152352 153180 156584 157320 160284 160816 161690 163392 166060 168720 169280 173280 176157 180918 190440 190969 194028 195730 199272 200355 201020 202464 204240 207936 209760 213712 224960 234876 240426 241224 242535 245088 249090 251712 253080 253920 258704 259920 265696 267140 272320 291042 293595 298908 301530 304704 306360 307211 313168 314640 320568 321632 323380 332120 337440 346560 352314 361836 371887 373635 380880 381938 388056 391460 398544 400710 402040 404928 408480 419520 427424 452295 469752 480852 482448 485070 490176 498180 506160 507840 517408 519840 531392 534280 572907 582084 587190 597816 601065 603060 612720 614422 626336 629280 641136 643264 646760 664240 674880 704628 723672 727605 743774 747270 761760 763876 776112 782920 797088 801420 804080 816960 854848 880785 904590 921633 939504 954845 961704 964896 970140 996360 1012320 1034816 1039680 1068560 1115661 1145814 1164168 1174380 1195632 1202130 1206120 1225440 1228844 1252672 1258560 1282272 1293520 1328480 1409256 1447344 1455210 1487548 1494540 1523520 1527752 1536055 1552224 1565840 1594176 1602840 1608160 1718721 1761570 1809180 1843266 1859435 1879008 1909690 1923408 1929792 1940280 1992720 2024640 2137120 2231322 2291628 2328336 2348760 2391264 2404260 2412240 2450880 2457688 2564544 2587040 2656960 2764899 2818512 2864535 2894688 2910420 2975096 2989080 3055504 3072110 3104448 3131680 3205680 3216320 3346983 3437442 3523140 3618360 3686532 3718870 3758016 3819380 3846816 3880560 3985440 4274240 4462644 4583256 4608165 4656672 4697520 4782528 4808520 4824480 4915376 5174080 5529798 5578305 5637024 5729070 5789376 5820840 5950192 5978160 6111008 6144220 6263360 6411360 6693966 6874884 7046280 7065853 7236720 7373064 7437740 7638760 7693632 7761120 7970880 8593605 8925288 9166512 9216330 9313344 9395040 9617040 9648960 9830752 11059596 11156610 11274048 11458140 11641680 11900384 11956320 12222016 12288440 12822720 13387932 13749768 13824495 14092560 14131706 14473440 14746128 14875480 15277520 15522240 16734915 17187210 17850576 18333024 18432660 18790080 19234080 19661504 21197559 22119192 22313220 22916280 23283360 23800768 23912640 24576880 26775864 27499536 27648990 28185120 28263412 28946880 29492256 29750960 30555040 33469830 34374420 35329265 35701152 36666048 36865320 38468160 42395118 44238384 44626440 45832560 46566720 49153760 53551728 54999072 55297980 56370240 56526824 58984512 59501920 61110080 63592677 66939660 68748840 70658530 71402304 73730640 84790236 88476768 89252880 91665120 98307520 105987795 107103456 109998144 110595960 113053648 119003840 127185354 133879320 137497680 141317060 147461280 169580472 176953536 178505760 183330240 211975590 214206912 221191920 226107296 254370708 267758640 274995360 282634120 294922560 317963385 339160944 357011520 423951180 442383840 452214592 508741416 535517280 549990720 565268240 635926770 678321888 847902360 884767680 1017482832 1071034560 1130536480 1271853540 1356643776 1695804720 2034965664 2261072960 2543707080 3391609440 4069931328 5087414160 6783218880 10174828320 20349656640
• Sum of all divisors σ(n): 79310744604
• Sum of proper divisors (its aliquot sum) s(n): 58961087964
• 20349656640 is an abundant number, because the sum of its proper divisors (58961087964) is greater than itself. Its abundance is 38611431324

Bases of 20349656640

• Binary: 10010111100111011110001111001000000₂
• Hexadecimal: 0x4BCEF1E40
• Base-36: 9CJNRK0

Squares and roots of 20349656640

• 20349656640 squared (20349656640²) is 414108525365896089600
• 20349656640 cubed (20349656640³) is 8426966302892715789278674944000
• The square root of 20349656640 is 142652.2226956173
• The cube root of 20349656640 is 2730.1448862443

Scales and comparisons

• 20,349,656,640 seconds is equal to 647 years, 2 weeks, 6 days, 10 hours, 24 minutes.
• To count from 1 to 20,349,656,640 would take you about one thousand, two hundred ninety-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 20349656640 cubic inches would be around 227.5 feet tall.

Recreational maths with 20349656640

• 20349656640 backwards is 04665694302
• 20349656640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20349656640's digits is 45
• More coming soon!