1997097984

Names of 1997097984

• Cardinal: 1997097984 can be written as One billion, nine hundred ninety-seven million, ninety-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.997097984 × 10⁹

Factors of 1997097984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 636

Divisors of 1997097984

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 51 54 56 63 64 68 72 84 96 102 108 112 119 126 128 136 144 153 168 189 192 204 216 224 238 252 256 272 288 306 336 357 378 384 408 432 448 459 476 504 512 544 576 607 612 672 714 756 768 816 864 896 918 952 1008 1024 1071 1088 1152 1214 1224 1344 1428 1512 1536 1632 1728 1792 1821 1836 1904 2016 2142 2176 2304 2428 2448 2688 2856 3024 3072 3213 3264 3456 3584 3642 3672 3808 4032 4249 4284 4352 4608 4856 4896 5376 5463 5712 6048 6426 6528 6912 7168 7284 7344 7616 8064 8498 8568 8704 9216 9712 9792 10319 10752 10926 11424 12096 12747 12852 13056 13824 14568 14688 15232 16128 16389 16996 17136 17408 19424 19584 20638 21504 21852 22848 24192 25494 25704 26112 27648 29136 29376 30464 30957 32256 32778 33992 34272 38241 38848 39168 41276 43704 45696 48384 50988 51408 52224 58272 58752 60928 61914 64512 65556 67984 68544 72233 76482 77696 78336 82552 87408 91392 92871 96768 101976 102816 114723 116544 117504 121856 123828 131112 135968 137088 144466 152964 155392 156672 165104 174816 182784 185742 193536 203952 205632 216699 229446 233088 235008 247656 262224 271936 274176 278613 288932 305928 310784 330208 349632 365568 371484 407904 411264 433398 458892 466176 470016 495312 524448 543872 548352 557226 577864 611856 621568 650097 660416 699264 742968 815808 822528 866796 917784 932352 990624 1048896 1087744 1096704 1114452 1155728 1223712 1300194 1320832 1398528 1485936 1631616 1645056 1733592 1835568 1864704 1950291 1981248 2097792 2175488 2228904 2311456 2447424 2600388 2641664 2797056 2971872 3263232 3290112 3467184 3671136 3900582 3962496 4195584 4350976 4457808 4622912 4894848 5200776 5283328 5594112 5943744 6526464 6934368 7342272 7801164 7924992 8391168 8915616 9245824 9789696 10401552 10566656 11887488 13052928 13868736 14684544 15602328 15849984 16782336 17831232 18491648 19579392 20803104 23774976 27737472 29369088 31204656 31699968 35662464 36983296 39158784 41606208 47549952 55474944 58738176 62409312 71324928 73966592 83212416 95099904 110949888 117476352 124818624 142649856 166424832 221899776 249637248 285299712 332849664 499274496 665699328 998548992 1997097984
• Sum of all divisors σ(n): 7168757760
• Sum of proper divisors (its aliquot sum) s(n): 5171659776
• 1997097984 is an abundant number, because the sum of its proper divisors (5171659776) is greater than itself. Its abundance is 3174561792

Bases of 1997097984

• Binary: 1110111000010010100110000000000₂
• Hexadecimal: 0x77094C00
• Base-36: X10QO0

Squares and roots of 1997097984

• 1997097984 squared (1997097984²) is 3988400357696864256
• 1997097984 cubed (1997097984³) is 7965226313741286488779259904
• The square root of 1997097984 is 44688.9022465311
• The cube root of 1997097984 is 1259.3113697419

Scales and comparisons

• 1,997,097,984 seconds is equal to 63 years, 26 weeks, 13 hours, 26 minutes, 24 seconds.
• To count from 1 to 1,997,097,984 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 1997097984 cubic inches would be around 104.9 feet tall.

Recreational maths with 1997097984

• 1997097984 backwards is 4897907991
• 1997097984 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1997097984's digits is 63
• More coming soon!