20294440920

Names of 20294440920

• Cardinal: 20294440920 can be written as Twenty billion, two hundred ninety-four million, four hundred forty thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.029444092 × 10¹⁰

Factors of 20294440920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19897

Divisors of 20294440920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 73 78 90 104 108 117 120 130 135 146 156 180 195 216 219 234 260 270 292 312 351 360 365 390 438 468 520 540 584 585 657 702 730 780 876 936 949 1080 1095 1170 1314 1404 1460 1560 1752 1755 1898 1971 2190 2340 2628 2808 2847 2920 3285 3510 3796 3942 4380 4680 4745 5256 5694 6570 7020 7592 7884 8541 8760 9490 9855 11388 13140 14040 14235 15768 17082 18980 19710 19801 22776 25623 26280 28470 34164 37960 39420 39602 42705 51246 56940 59403 68328 78840 79204 85410 99005 102492 113880 118806 128115 158408 170820 178209 198010 204984 237612 256230 257413 297015 341640 356418 396020 475224 512460 514826 534627 594030 712836 772239 792040 891045 1024920 1029652 1069254 1188060 1287065 1425672 1445473 1544478 1782090 2059304 2138508 2316717 2376120 2574130 2673135 2890946 3088956 3564180 3861195 4277016 4336419 4633434 5148260 5346270 5781892 6177912 6950151 7128360 7227365 7722390 8672838 9266868 10296520 10692540 11563784 11583585 13009257 13900302 14454730 15444780 17345676 18533736 18791149 21385080 21682095 23167170 26018514 27800604 28909460 30889560 34691352 34750755 37582298 39027771 43364190 46334340 52037028 55601208 56373447 57818920 65046285 69501510 75164596 78055542 86728380 92668680 93955745 104074056 112746894 130092570 139003020 150329192 156111084 169120341 173456760 187911490 195138855 225493788 260185140 278006040 281867235 312222168 338240682 375822980 390277710 450987576 507361023 520370280 563734470 676481364 751645960 780555420 845601705 1014722046 1127468940 1352962728 1561110840 1691203410 2029444092 2254937880 2536805115 3382406820 4058888184 5073610230 6764813640 10147220460 20294440920
• Sum of all divisors σ(n): 73853539200
• Sum of proper divisors (its aliquot sum) s(n): 53559098280
• 20294440920 is an abundant number, because the sum of its proper divisors (53559098280) is greater than itself. Its abundance is 33264657360

Bases of 20294440920

• Binary: 10010111001101001001001011111011000₂
• Hexadecimal: 0x4B9A497D8
• Base-36: 9BMSAU0

Squares and roots of 20294440920

• 20294440920 squared (20294440920²) is 411864332255370446400
• 20294440920 cubed (20294440920³) is 8358556358011865877178826688000
• The square root of 20294440920 is 142458.5586056521
• The cube root of 20294440920 is 2727.6733709233

Scales and comparisons

• 20,294,440,920 seconds is equal to 645 years, 15 weeks, 4 days, 8 hours, 42 minutes.
• To count from 1 to 20,294,440,920 would take you about one thousand, two hundred ninety 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 20294440920 cubic inches would be around 227.3 feet tall.

Recreational maths with 20294440920

• 20294440920 backwards is 02904449202
• 20294440920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20294440920's digits is 36
• More coming soon!