15142748940

Names of 15142748940

• Cardinal: 15142748940 can be written as Fifteen billion, one hundred forty-two million, seven hundred forty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.514274894 × 10¹⁰

Factors of 15142748940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1976

Divisors of 15142748940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 41 44 45 55 60 66 82 90 99 103 110 123 132 164 165 180 198 205 206 220 246 309 330 369 396 410 412 451 492 495 515 615 618 660 738 820 902 927 990 1030 1133 1230 1236 1353 1476 1545 1804 1811 1845 1854 1980 2060 2255 2266 2460 2706 3090 3399 3622 3690 3708 4059 4223 4510 4532 4635 5412 5433 5665 6180 6765 6798 7244 7380 8118 8446 9020 9055 9270 10197 10866 11330 12669 13530 13596 16236 16299 16892 16995 18110 18540 19921 20295 20394 21115 21732 22660 25338 27060 27165 32598 33990 36220 38007 39842 40590 40788 42230 46453 50676 50985 54330 59763 63345 65196 67980 74251 76014 79684 81180 81495 84460 92906 99605 101970 108660 119526 126690 139359 148502 152028 162990 179289 185812 186533 190035 199210 203940 222753 232265 239052 253380 278718 297004 298815 325980 358578 371255 373066 380070 398420 418077 445506 464530 557436 559599 597630 668259 696795 717156 742510 746132 760140 816761 836154 891012 896445 929060 932665 1113765 1119198 1195260 1336518 1393590 1485020 1633522 1672308 1678797 1792890 1865330 2051863 2090385 2227530 2238396 2450283 2673036 2787180 2797995 3267044 3341295 3357594 3585780 3730660 4083805 4103726 4180770 4455060 4900566 5595990 6155589 6682590 6715188 7350849 7647853 8167610 8207452 8361540 8393985 9801132 10259315 11191980 12251415 12311178 13365180 14701698 15295706 16335220 16787970 18466767 20518630 22943559 24502830 24622356 29403396 30591412 30777945 33575940 36754245 36933534 38239265 41037260 45887118 49005660 61555890 68830677 73508490 73867068 76478530 84126383 91774236 92333835 114717795 123111780 137661354 147016980 152957060 168252766 184667670 229435590 252379149 275322708 336505532 344153385 369335340 420631915 458871180 504758298 688306770 757137447 841263830 1009516596 1261895745 1376613540 1514274894 1682527660 2523791490 3028549788 3785687235 5047582980 7571374470 15142748940
• Sum of all divisors σ(n): 51857874432
• Sum of proper divisors (its aliquot sum) s(n): 36715125492
• 15142748940 is an abundant number, because the sum of its proper divisors (36715125492) is greater than itself. Its abundance is 21572376552

Bases of 15142748940

• Binary: 1110000110100101000000001100001100₂
• Hexadecimal: 0x38694030C
• Base-36: 6YFLNV0

Squares and roots of 15142748940

• 15142748940 squared (15142748940²) is 229302845459871123600
• 15142748940 cubed (15142748940³) is 3472275420026447269430508984000
• The square root of 15142748940 is 123055.8773078311
• The cube root of 15142748940 is 2474.0107022573

Scales and comparisons

• 15,142,748,940 seconds is equal to 481 years, 25 weeks, 4 days, 7 hours, 9 minutes.
• To count from 1 to 15,142,748,940 would take you about nine hundred sixty-two 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 15142748940 cubic inches would be around 206.2 feet tall.

Recreational maths with 15142748940

• 15142748940 backwards is 04984724151
• 15142748940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15142748940's digits is 45
• More coming soon!