19720992240

Names of 19720992240

• Cardinal: 19720992240 can be written as Nineteen billion, seven hundred twenty million, nine hundred ninety-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.972099224 × 10¹⁰

Factors of 19720992240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5227

Divisors of 19720992240

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 31 36 38 40 45 48 54 57 60 62 72 76 80 81 90 93 95 108 114 120 124 135 144 152 155 162 171 180 186 190 216 228 240 248 270 279 285 304 310 324 342 360 372 380 405 432 456 465 496 513 540 558 570 589 620 648 684 720 744 760 810 837 855 912 930 1026 1080 1116 1140 1178 1240 1296 1368 1395 1488 1520 1539 1620 1674 1710 1767 1860 2052 2160 2232 2280 2356 2480 2511 2565 2736 2790 2945 3078 3240 3348 3420 3534 3720 4104 4185 4464 4560 4712 5022 5130 5167 5301 5580 5890 6156 6480 6696 6840 7068 7440 7695 8208 8370 8835 9424 10044 10260 10334 10602 11160 11780 12312 12555 13392 13680 14136 15390 15501 15903 16740 17670 20088 20520 20668 21204 22320 23560 24624 25110 25835 26505 28272 30780 31002 31806 33480 35340 40176 41040 41336 42408 46503 47120 47709 50220 51670 53010 61560 62004 63612 66960 70680 77505 79515 82672 84816 93006 95418 98173 100440 103340 106020 123120 124008 127224 139509 141360 155010 159030 160177 186012 190836 196346 200880 206680 212040 232515 238545 248016 254448 279018 294519 310020 318060 320354 372024 381672 392692 413360 418527 424080 465030 477090 480531 490865 558036 589038 620040 636120 640708 697545 744048 763344 785384 800885 837054 883557 930060 954180 961062 981730 1116072 1178076 1240080 1272240 1281416 1395090 1441593 1472595 1570768 1601770 1674108 1767114 1860120 1908360 1922124 1963460 2092635 2232144 2356152 2402655 2562832 2650671 2790180 2883186 2945190 3043363 3203540 3348216 3534228 3720240 3816720 3844248 3926920 4185270 4324779 4417785 4712304 4805310 5301342 5580360 5766372 5890380 6086726 6407080 6696432 7068456 7207965 7688496 7853840 7952013 8370540 8649558 8835570 9130089 9610620 10602684 11160720 11532744 11780760 12173452 12814160 12974337 13253355 14136912 14415930 15216815 15904026 16741080 17299116 17671140 18260178 19221240 21205368 21623895 23065488 23561520 24346904 25948674 26506710 27390267 28831860 30433630 31808052 33482160 34598232 35342280 36520356 38442480 39760065 42410736 43247790 45650445 48693808 51897348 53013420 54780534 57663720 60867260 63616104 64871685 69196464 70684560 73040712 79520130 82170801 86495580 91300890 103794696 106026840 109561068 115327440 121734520 127232208 129743370 136951335 146081424 159040260 164341602 172991160 182601780 207589392 212053680 219122136 243469040 246512403 259486740 273902670 318080520 328683204 345982320 365203560 410854005 438244272 493024806 518973480 547805340 636161040 657366408 730407120 821708010 986049612 1037946960 1095610680 1232562015 1314732816 1643416020 1972099224 2191221360 2465124030 3286832040 3944198448 4930248060 6573664080 9860496120 19720992240
• Sum of all divisors σ(n): 74439045120
• Sum of proper divisors (its aliquot sum) s(n): 54718052880
• 19720992240 is an abundant number, because the sum of its proper divisors (54718052880) is greater than itself. Its abundance is 34997060640

Bases of 19720992240

• Binary: 10010010111011101100111010111110000₂
• Hexadecimal: 0x4977675F0
• Base-36: 925DB00

Squares and roots of 19720992240

• 19720992240 squared (19720992240²) is 388917534930140217600
• 19720992240 cubed (19720992240³) is 7669839688357224173401511424000
• The square root of 19720992240 is 140431.4503236365
• The cube root of 19720992240 is 2701.7360686739

Scales and comparisons

• 19,720,992,240 seconds is equal to 627 years, 3 weeks, 3 days, 5 hours, 24 minutes.
• To count from 1 to 19,720,992,240 would take you about one thousand, two hundred fifty-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 19720992240 cubic inches would be around 225.1 feet tall.

Recreational maths with 19720992240

• 19720992240 backwards is 04229902791
• 19720992240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19720992240's digits is 45
• More coming soon!