30989639772

Names of 30989639772

• Cardinal: 30989639772 can be written as Thirty billion, nine hundred eighty-nine million, six hundred thirty-nine thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 3.0989639772 × 10¹⁰

Factors of 30989639772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 371

Divisors of 30989639772

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 29 36 39 42 49 52 54 58 63 78 84 87 91 98 108 116 117 126 147 156 174 182 189 196 203 234 252 261 273 294 317 343 348 351 364 377 378 406 441 468 522 546 588 609 634 637 686 702 754 756 783 812 819 882 951 1029 1044 1092 1131 1218 1268 1274 1323 1372 1404 1421 1508 1566 1638 1764 1827 1902 1911 2058 2219 2262 2401 2436 2457 2548 2639 2646 2842 2853 3087 3132 3276 3393 3654 3804 3822 4116 4121 4263 4438 4459 4524 4802 4914 5278 5292 5481 5684 5706 5733 6174 6657 6786 7203 7308 7644 7917 8242 8526 8559 8876 8918 9193 9261 9604 9828 9947 10179 10556 10962 11412 11466 12348 12363 12789 13314 13377 13572 14406 15533 15834 16484 17052 17118 17199 17836 18386 18473 18522 19894 19971 20358 21609 21924 22932 23751 24726 25578 26628 26754 27579 28812 28847 29841 31066 31213 31668 34236 34398 36772 36946 37044 37089 38367 39788 39942 40131 40716 43218 46599 47502 49452 51156 53508 55158 55419 57694 59682 59913 62132 62426 64351 64827 68796 69629 71253 73892 74178 76734 79884 80262 82737 86436 86541 89523 93198 93639 95004 108731 110316 110838 111267 115388 119364 119509 119826 120393 124852 128702 129311 129654 139258 139797 142506 148356 153468 160524 165474 166257 173082 179046 186396 187278 193053 201929 208887 217462 221676 222534 239018 239652 240786 248211 257404 258622 259308 259623 268569 278516 279594 280917 285012 326193 330948 332514 346164 358092 358527 374556 386106 387933 403858 417774 419391 434924 445068 450457 478036 481572 496422 498771 517244 519246 537138 559188 561834 579159 605787 626661 652386 665028 717054 761117 772212 775866 778869 807716 835548 836563 838782 842751 900914 905177 978579 992844 997542 1038492 1074276 1075581 1123668 1158318 1163799 1211574 1253322 1304772 1351371 1413503 1434108 1522234 1551732 1557738 1673126 1677564 1685502 1737477 1801828 1810354 1817361 1879983 1957158 1995084 2151162 2283351 2316636 2327598 2423148 2506644 2509689 2702742 2715531 2827006 2935737 3044468 3115476 3153199 3226743 3346252 3371004 3474954 3491397 3620708 3634722 3759966 3914316 4054113 4240509 4302324 4566702 4655196 5019378 5405484 5431062 5452083 5654012 5855941 5871474 6306398 6453486 6850053 6949908 6982794 7269444 7519932 7529067 8108226 8146593 8481018 9133404 9459597 9894521 10038756 10862124 10904166 11711882 11742948 12162339 12612796 12721527 12906972 13700106 13965588 15058134 16216452 16293186 16962036 17567823 18919194 19789042 20550159 21808332 22072393 22587201 23423764 24324678 24439779 25443054 27400212 28378791 29683563 30116268 32586372 35135646 37838388 38164581 39578084 40991587 41100318 44144786 45174402 48649356 48879558 50886108 52703469 56757582 59367126 66217179 70271292 76329162 81983174 82200636 85136373 88289572 89050689 90348804 97759116 105406938 113515164 118734252 122974761 132434358 152658324 158110407 163966348 170272746 178101378 198651537 210813876 245949522 264868716 267152067 286941109 316220814 340545492 356202756 368924283 397303074 491899044 534304134 573882218 595954611 632441628 737848566 794606148 860823327 1068608268 1106772849 1147764436 1191909222 1475697132 1721646654 2213545698 2383818444 2582469981 3443293308 4427091396 5164939962 7747409943 10329879924 15494819886 30989639772
• Sum of all divisors σ(n): 104748436800
• Sum of proper divisors (its aliquot sum) s(n): 73758797028
• 30989639772 is an abundant number, because the sum of its proper divisors (73758797028) is greater than itself. Its abundance is 42769157256

Bases of 30989639772

• Binary: 11100110111001000000110000001011100₂
• Hexadecimal: 0x73720605C
• Base-36: E8IFJ30

Squares and roots of 30989639772

• 30989639772 squared (30989639772²) is 960357773198324211984
• 30989639772 cubed (30989639772³) is 29761141443656143643449925427648
• The square root of 30989639772 is 176038.7450875517
• The cube root of 30989639772 is 3141.0306626491

Scales and comparisons

• 30,989,639,772 seconds is equal to 985 years, 19 weeks, 3 days, 9 hours, 16 minutes, 12 seconds.
• To count from 1 to 30,989,639,772 would take you about one thousand, nine hundred seventy 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 30989639772 cubic inches would be around 261.8 feet tall.

Recreational maths with 30989639772

• 30989639772 backwards is 27793698903
• 30989639772 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30989639772's digits is 63
• More coming soon!