30942972720

Names of 30942972720

• Cardinal: 30942972720 can be written as Thirty billion, nine hundred forty-two million, nine hundred seventy-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.094297272 × 10¹⁰

Factors of 30942972720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4672

Divisors of 30942972720

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 23 24 30 33 36 37 40 44 45 46 48 55 60 66 69 72 74 80 88 90 92 99 110 111 115 120 132 138 144 148 165 176 180 184 185 198 207 220 222 230 240 253 264 276 296 330 333 345 360 368 370 396 407 414 440 444 460 495 506 528 552 555 592 660 666 690 720 740 759 792 814 828 851 880 888 920 990 1012 1035 1104 1110 1221 1265 1320 1332 1380 1480 1518 1584 1628 1656 1665 1702 1776 1840 1980 2024 2035 2070 2220 2277 2442 2530 2553 2640 2664 2760 2960 3036 3256 3312 3330 3404 3663 3795 3960 4048 4070 4140 4255 4440 4554 4591 4884 5060 5106 5328 5520 6072 6105 6512 6660 6808 7326 7590 7659 7920 8140 8280 8510 8880 9108 9182 9361 9768 10120 10212 11385 12144 12210 12765 13320 13616 13773 14652 15180 15318 16280 16560 17020 18216 18315 18364 18722 19536 20240 20424 22770 22955 24420 25530 26640 27546 28083 29304 30360 30636 32560 34040 36432 36630 36728 37444 38295 40848 41319 45540 45910 46805 48840 50501 51060 55092 56166 58608 60720 61272 68080 68865 73260 73456 74888 76590 82638 84249 91080 91820 93610 97680 101002 102120 105593 110184 112332 122544 137730 140415 146520 149776 151503 153180 165276 168498 169867 182160 183640 187220 202004 204240 206595 211186 220368 224664 252505 275460 280830 293040 303006 306360 316779 330552 336996 339734 367280 374440 404008 413190 421245 422372 449328 454509 505010 509601 527965 550920 561660 606012 612720 633558 661104 673992 679468 748880 757515 808016 826380 842490 844744 849335 909018 950337 1010020 1019202 1055930 1101840 1123320 1161523 1212024 1267116 1347984 1358936 1515030 1528803 1583895 1652760 1684980 1689488 1698670 1818036 1868537 1900674 2020040 2038404 2111860 2246640 2272545 2323046 2424048 2534232 2548005 2717872 3030060 3057606 3167790 3305520 3369960 3397340 3484569 3636072 3737074 3801348 3906941 4040080 4076808 4223720 4545090 4646092 4751685 5068464 5096010 5605611 5807615 6060120 6115212 6335580 6739920 6794680 6969138 7272144 7474148 7602696 7644015 7813882 8153616 8447440 9090180 9292184 9342685 9503370 10192020 10453707 11211222 11615230 11720823 12120240 12230424 12671160 13589360 13938276 14948296 15205392 15288030 15627764 16816833 17422845 18180360 18584368 18685370 19006740 19534705 20384040 20907414 22422444 23230460 23441646 24460848 25342320 27876552 28028055 29896592 30576060 31255528 33633666 34845690 35162469 36360720 37370740 38013480 39069410 40768080 41814828 42976351 44844888 46460920 46883292 52268535 55753104 56056110 58604115 61152120 62511056 67267332 69691380 70324938 74741480 76026960 78138820 83629656 84084165 85952702 89689776 92921840 93766584 104537070 112112220 117208230 122304240 128929053 134534664 139382760 140649876 149482960 156277640 167259312 168168330 171905404 175812345 187533168 209074140 214881755 224224440 234416460 257858106 269069328 278765520 281299752 312555280 336336660 343810808 351624690 386787159 418148280 429763510 448448880 468832920 515716212 562599504 644645265 672673320 687621616 703249380 773574318 836296560 859527020 937665840 1031432424 1289290530 1345346640 1406498760 1547148636 1719054040 1933935795 2062864848 2578581060 2812997520 3094297272 3438108080 3867871590 5157162120 6188594544 7735743180 10314324240 15471486360 30942972720
• Sum of all divisors σ(n): 121516222464
• Sum of proper divisors (its aliquot sum) s(n): 90573249744
• 30942972720 is an abundant number, because the sum of its proper divisors (90573249744) is greater than itself. Its abundance is 59630277024

Bases of 30942972720

• Binary: 11100110100010110000100101100110000₂
• Hexadecimal: 0x734584B30
• Base-36: E7QNAK0

Squares and roots of 30942972720

• 30942972720 squared (30942972720²) is 957467560750664198400
• 30942972720 cubed (30942972720³) is 29626892612592745012971867648000
• The square root of 30942972720 is 175906.1474764315
• The cube root of 30942972720 is 3139.4531861851

Scales and comparisons

• 30,942,972,720 seconds is equal to 983 years, 46 weeks, 2 days, 6 hours, 12 minutes.
• To count from 1 to 30,942,972,720 would take you about one thousand, nine hundred sixty-seven 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 30942972720 cubic inches would be around 261.6 feet tall.

Recreational maths with 30942972720

• 30942972720 backwards is 02727924903
• 30942972720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30942972720's digits is 45
• More coming soon!