1997082400

Names of 1997082400

• Cardinal: 1997082400 can be written as One billion, nine hundred ninety-seven million, eighty-two thousand, four hundred.

Scientific notation

• Scientific notation: 1.9970824 × 10⁹

Factors of 1997082400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 183

Divisors of 1997082400

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 25 32 37 38 40 50 53 67 74 76 80 95 100 106 134 148 152 160 185 190 200 212 265 268 296 304 335 370 380 400 424 475 530 536 592 608 670 703 740 760 800 848 925 950 1007 1060 1072 1184 1273 1325 1340 1406 1480 1520 1675 1696 1850 1900 1961 2014 2120 2144 2479 2546 2650 2680 2812 2960 3040 3350 3515 3551 3700 3800 3922 4028 4240 4958 5035 5092 5300 5360 5624 5920 6365 6700 7030 7102 7400 7600 7844 8056 8480 9805 9916 10070 10184 10600 10720 11248 12395 12730 13400 14060 14204 14800 15200 15688 16112 17575 17755 19610 19832 20140 20368 21200 22496 24790 25175 25460 26800 28120 28408 29600 31376 31825 32224 35150 35510 37259 39220 39664 40280 40736 42400 47101 49025 49580 50350 50920 53600 56240 56816 61975 62752 63650 67469 70300 71020 74518 78440 79328 80560 88775 94202 98050 99160 100700 101840 112480 113632 123950 127300 131387 134938 140600 142040 149036 156880 161120 177550 186295 188404 196100 198320 201400 203680 235505 247900 254600 262774 269876 281200 284080 298072 313760 337345 355100 372590 376808 392200 396640 402800 471010 495800 509200 525548 539752 562400 568160 596144 656935 674690 710200 745180 753616 784400 805600 931475 942020 991600 1018400 1051096 1079504 1177525 1192288 1313870 1349380 1420400 1490360 1507232 1568800 1686725 1862950 1884040 1983200 2102192 2159008 2355050 2496353 2627740 2698760 2840800 2980720 3284675 3373450 3725900 3768080 4204384 4710100 4992706 5255480 5397520 5961440 6569350 6746900 7451800 7536160 9420200 9985412 10510960 10795040 12481765 13138700 13493800 14903600 18840400 19970824 21021920 24963530 26277400 26987600 29807200 37680800 39941648 49927060 52554800 53975200 62408825 79883296 99854120 105109600 124817650 199708240 249635300 399416480 499270600 998541200 1997082400
• Sum of all divisors σ(n): 5450276160
• Sum of proper divisors (its aliquot sum) s(n): 3453193760
• 1997082400 is an abundant number, because the sum of its proper divisors (3453193760) is greater than itself. Its abundance is 1456111360

Bases of 1997082400

• Binary: 1110111000010010000111100100000₂
• Hexadecimal: 0x77090F20
• Base-36: X10EN4

Squares and roots of 1997082400

• 1997082400 squared (1997082400²) is 3988338112389760000
• 1997082400 cubed (1997082400³) is 7965039849502811636224000000
• The square root of 1997082400 is 44688.7278852285
• The cube root of 1997082400 is 1259.3080941291

Scales and comparisons

• 1,997,082,400 seconds is equal to 63 years, 26 weeks, 9 hours, 6 minutes, 40 seconds.
• To count from 1 to 1,997,082,400 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 1997082400 cubic inches would be around 104.9 feet tall.

Recreational maths with 1997082400

• 1997082400 backwards is 0042807991
• 1997082400 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1997082400's digits is 40
• More coming soon!