20398724346

Names of 20398724346

• Cardinal: 20398724346 can be written as Twenty billion, three hundred ninety-eight million, seven hundred twenty-four thousand, three hundred forty-six.

Scientific notation

• Scientific notation: 2.0398724346 × 10¹⁰

Factors of 20398724346

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 398

Divisors of 20398724346

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 11 13 14 21 22 26 31 33 39 42 62 66 77 78 91 93 143 154 182 186 217 231 273 286 331 341 403 429 434 462 546 651 662 682 806 858 993 1001 1023 1209 1302 1986 2002 2046 2317 2387 2418 2821 3003 3641 4303 4433 4634 4774 5642 6006 6951 7161 7282 8463 8606 8866 10261 10923 12909 13299 13902 14322 16926 20522 21846 25487 25818 26598 30121 30783 31031 47333 50974 60242 61566 62062 71827 76461 90363 93093 94666 109561 112871 133393 141999 143654 152922 180726 186186 215481 219122 225742 266786 283998 328683 331331 338613 400179 430962 657366 662662 677226 766927 790097 800358 933751 993993 1205171 1424293 1467323 1533854 1580194 1867502 1987986 2300781 2370291 2410342 2801253 2848586 2934646 3396391 3615513 4272879 4401969 4601562 4740582 5602506 6792782 7231026 8436197 8545758 8803938 9970051 10189173 10271261 15667223 16872394 19940102 20378346 20542522 23774737 25308591 29910153 30813783 31334446 37360301 44153083 47001669 47549474 50617182 59820306 61627566 71324211 74720602 88306166 94003338 109670561 112080903 132459249 142648422 219341122 224161806 261522107 264918498 309071581 329011683 485683913 523044214 618143162 658023366 784566321 927214743 971367826 1457051739 1569132642 1854429486 2914103478 3399787391 6799574782 10199362173 20398724346
• Sum of all divisors σ(n): 56715337728
• Sum of proper divisors (its aliquot sum) s(n): 36316613382
• 20398724346 is an abundant number, because the sum of its proper divisors (36316613382) is greater than itself. Its abundance is 15917889036

Bases of 20398724346

• Binary: 10010111111110110111101010011111010₂
• Hexadecimal: 0x4BFDBD4FA
• Base-36: 9DCVGFU

Squares and roots of 20398724346

• 20398724346 squared (20398724346²) is 416107954944093127716
• 20398724346 cubed (20398724346³) is 8488071471082343553231656573736
• The square root of 20398724346 is 142824.1028188167
• The cube root of 20398724346 is 2732.3374608245

Scales and comparisons

• 20,398,724,346 seconds is equal to 648 years, 32 weeks, 8 hours, 19 minutes, 6 seconds.
• To count from 1 to 20,398,724,346 would take you about one thousand, two hundred ninety-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 20398724346 cubic inches would be around 227.7 feet tall.

Recreational maths with 20398724346

• 20398724346 backwards is 64342789302
• The number of decimal digits it has is: 11
• The sum of 20398724346's digits is 48
• More coming soon!