1997840880

Names of 1997840880

• Cardinal: 1997840880 can be written as One billion, nine hundred ninety-seven million, eight hundred forty thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.99784088 × 10⁹

Factors of 1997840880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 740

Divisors of 1997840880

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 28 30 31 35 36 38 40 42 45 48 56 57 60 62 63 70 72 76 80 84 90 93 95 105 112 114 120 124 126 133 140 144 152 155 168 171 180 186 190 210 217 228 240 248 252 266 279 280 285 304 310 315 336 342 360 372 380 399 420 434 456 465 496 504 532 558 560 570 589 620 630 651 665 673 684 720 744 760 798 840 855 868 912 930 1008 1064 1085 1116 1140 1178 1197 1240 1260 1302 1330 1346 1368 1395 1488 1520 1596 1680 1710 1736 1767 1860 1953 1995 2019 2128 2170 2232 2280 2356 2394 2480 2520 2604 2660 2692 2736 2790 2945 3192 3255 3365 3420 3472 3534 3720 3906 3990 4038 4123 4340 4464 4560 4711 4712 4788 5040 5208 5301 5320 5384 5580 5890 5985 6057 6384 6510 6730 6840 7068 7440 7812 7980 8076 8246 8680 8835 9422 9424 9576 9765 10095 10416 10602 10640 10768 11160 11780 11970 12114 12369 12787 13020 13460 13680 14133 14136 15624 15960 16152 16492 17360 17670 18844 19152 19530 20190 20615 20863 21204 22320 23555 23560 23940 24228 24738 25574 26040 26505 26920 28266 28272 30285 31248 31920 32304 32984 35340 37107 37688 38361 39060 40380 41230 41726 42399 42408 47110 47120 47880 48456 49476 51148 52080 53010 53840 56532 60570 61845 62589 63935 65968 70665 70680 74214 75376 76722 78120 80760 82460 83452 84798 84816 89509 94220 95760 96912 98952 102296 104315 106020 113064 115083 121140 123690 125178 127870 141330 141360 146041 148428 153444 156240 161520 164920 166904 169596 179018 185535 187767 188440 191805 197904 204592 208630 211995 212040 226128 230166 242280 247380 250356 255740 268527 282660 292082 296856 306888 312945 329840 333808 339192 358036 371070 375534 376880 383610 396397 417260 423990 424080 438123 447545 460332 484560 494760 500712 511480 537054 565320 575415 584164 593712 613776 625890 678384 716072 730205 742140 751068 767220 792794 805581 834520 847980 876246 895090 920664 938835 989520 1001424 1022960 1074108 1130640 1150830 1168328 1189191 1251780 1314369 1342635 1432144 1460410 1484280 1502136 1534440 1585588 1611162 1669040 1695960 1752492 1790180 1841328 1877670 1981985 2148216 2190615 2301660 2336656 2378382 2503560 2628738 2685270 2774779 2920820 2968560 3004272 3068880 3171176 3222324 3391920 3504984 3567573 3580360 3755340 3963970 4027905 4296432 4381230 4603320 4756764 5007120 5257476 5370540 5549558 5841640 5945955 6342352 6444648 6571845 7009968 7135146 7160720 7510680 7927940 8055810 8324337 8762460 9206640 9513528 10514952 10741080 11099116 11683280 11891910 12889296 13143690 13873895 14270292 15021360 15855880 16111620 16648674 17524920 17837865 19027056 21029904 21482160 22198232 23783820 24973011 26287380 27747790 28540584 31711760 32223240 33297348 35049840 35675730 41621685 44396464 47567640 49946022 52574760 55495580 57081168 64446480 66594696 71351460 83243370 95135280 99892044 105149520 110991160 124865055 133189392 142702920 166486740 199784088 221982320 249730110 285405840 332973480 399568176 499460220 665946960 998920440 1997840880
• Sum of all divisors σ(n): 8344227840
• Sum of proper divisors (its aliquot sum) s(n): 6346386960
• 1997840880 is an abundant number, because the sum of its proper divisors (6346386960) is greater than itself. Its abundance is 4348546080

Bases of 1997840880

• Binary: 1110111000101001010000111110000₂
• Hexadecimal: 0x7714A1F0
• Base-36: X1GNW0

Squares and roots of 1997840880

• 1997840880 squared (1997840880²) is 3991368181799174400
• 1997840880 cubed (1997840880³) is 7974118520729662566569472000
• The square root of 1997840880 is 44697.2133359565
• The cube root of 1997840880 is 1259.4674998547

Scales and comparisons

• 1,997,840,880 seconds is equal to 63 years, 27 weeks, 2 days, 3 hours, 48 minutes.
• To count from 1 to 1,997,840,880 would take you about one hundred twenty-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 1997840880 cubic inches would be around 105 feet tall.

Recreational maths with 1997840880

• 1997840880 backwards is 0880487991
• The number of decimal digits it has is: 10
• The sum of 1997840880's digits is 54
• More coming soon!