21364478960

Names of 21364478960

• Cardinal: 21364478960 can be written as Twenty-one billion, three hundred sixty-four million, four hundred seventy-eight thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.136447896 × 10¹⁰

Factors of 21364478960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1597

Divisors of 21364478960

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 40 44 55 61 80 88 110 122 176 220 244 305 337 440 488 610 671 674 880 976 1181 1220 1342 1348 1685 2362 2440 2684 2696 3355 3370 3707 4724 4880 5368 5392 5905 6710 6740 7414 9448 10736 11810 12991 13420 13480 14828 18535 18896 20557 23620 25982 26840 26960 29656 37070 41114 47240 51964 53680 59312 64955 72041 74140 82228 94480 102785 103928 129910 144082 148280 164456 205570 207856 226127 259820 288164 296560 328912 360205 397997 411140 452254 519640 576328 720410 792451 795994 822280 904508 1039280 1130635 1152656 1440820 1584902 1591988 1644560 1809016 1989985 2261270 2881640 3169804 3183976 3618032 3962255 3979970 4377967 4522540 5763280 6339608 6367952 7924510 7959940 8755934 9045080 12679216 15849020 15919880 17511868 18090160 21889835 24277817 31698040 31839760 35023736 43779670 48555634 63396080 70047472 87559340 97111268 121389085 175118680 194222536 242778170 267055987 350237360 388445072 485556340 534111974 971112680 1068223948 1335279935 1942225360 2136447896 2670559870 4272895792 5341119740 10682239480 21364478960
• Sum of all divisors σ(n): 55286622144
• Sum of proper divisors (its aliquot sum) s(n): 33922143184
• 21364478960 is an abundant number, because the sum of its proper divisors (33922143184) is greater than itself. Its abundance is 12557664224

Bases of 21364478960

• Binary: 10011111001011011000001001111110000₂
• Hexadecimal: 0x4F96C13F0
• Base-36: 9TBUXGW

Squares and roots of 21364478960

• 21364478960 squared (21364478960²) is 456440961232282681600
• 21364478960 cubed (21364478960³) is 9751623312729279023815579136000
• The square root of 21364478960 is 146165.9295458421
• The cube root of 21364478960 is 2774.7941393159

Scales and comparisons

• 21,364,478,960 seconds is equal to 679 years, 16 weeks, 6 days, 1 hour, 29 minutes, 20 seconds.
• To count from 1 to 21,364,478,960 would take you about one thousand, three hundred fifty-eight 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 21364478960 cubic inches would be around 231.2 feet tall.

Recreational maths with 21364478960

• 21364478960 backwards is 06987446312
• The number of decimal digits it has is: 11
• The sum of 21364478960's digits is 50
• More coming soon!