21379083040

Names of 21379083040

• Cardinal: 21379083040 can be written as Twenty-one billion, three hundred seventy-nine million, eighty-three thousand and forty.

Scientific notation

• Scientific notation: 2.137908304 × 10¹⁰

Factors of 21379083040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1340

Divisors of 21379083040

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 29 31 32 34 35 40 56 58 62 68 70 80 85 112 116 119 124 136 140 145 155 160 170 203 217 224 232 238 248 272 280 290 310 340 406 434 464 476 493 496 527 544 560 580 595 620 680 812 868 899 928 952 986 992 1015 1054 1085 1120 1160 1190 1240 1249 1360 1624 1736 1798 1904 1972 2030 2108 2170 2320 2380 2465 2480 2498 2635 2720 3248 3451 3472 3596 3689 3808 3944 4060 4216 4340 4495 4640 4760 4930 4960 4996 5270 6245 6293 6496 6902 6944 7192 7378 7888 8120 8432 8680 8743 8990 9520 9860 9992 10540 12490 12586 13804 14384 14756 15283 15776 16240 16864 17255 17360 17486 17980 18445 19040 19720 19984 21080 21233 24980 25172 27608 28768 29512 30566 31465 32480 34510 34720 34972 35960 36221 36890 38719 39440 39968 42160 42466 43715 49960 50344 55216 59024 61132 62930 69020 69944 71920 72442 73780 76415 77438 78880 84320 84932 87430 99920 100688 106165 106981 110432 118048 122264 125860 138040 139888 143840 144884 147560 148631 152830 154876 169864 174860 181105 193595 199840 201376 212330 213962 244528 251720 253547 271033 276080 279776 289768 295120 297262 305660 309752 339728 349720 362210 387190 424660 427924 489056 503440 507094 534905 542066 552160 579536 590240 594524 611320 615757 619504 658223 679456 699440 724420 743155 774380 849320 855848 1006880 1014188 1069810 1084132 1122851 1159072 1189048 1222640 1231514 1239008 1267735 1316446 1355165 1398880 1448840 1486310 1548760 1698640 1711696 2028376 2139620 2168264 2245702 2378096 2445280 2463028 2535470 2632892 2710330 2897680 2972620 3078785 3097520 3291115 3397280 3423392 4056752 4279240 4310299 4336528 4491404 4607561 4756192 4926056 5070940 5265784 5420660 5614255 5795360 5945240 6157570 6195040 6582230 7859957 8113504 8558480 8620598 8673056 8982808 9215122 9852112 10141880 10531568 10841320 11228510 11890480 12315140 13164460 15719914 17116960 17241196 17965616 18430244 19088467 19704224 20283760 21063136 21551495 21682640 22457020 23037805 23780960 24630280 26328920 31439828 34482392 35931232 36860488 38176934 39299785 40567520 43102990 43365280 44914040 46075610 49260560 52657840 62879656 68964784 73720976 76353868 78599570 86205980 89828080 92151220 95442335 98521120 105315680 125759312 133619269 137929568 147441952 152707736 157199140 172411960 179656160 184302440 190884670 251518624 267238538 305415472 314398280 344823920 368604880 381769340 534477076 610830944 628796560 668096345 689647840 737209760 763538680 1068954152 1257593120 1336192690 1527077360 2137908304 2672385380 3054154720 4275816608 5344770760 10689541520 21379083040
• Sum of all divisors σ(n): 65318400000
• Sum of proper divisors (its aliquot sum) s(n): 43939316960
• 21379083040 is an abundant number, because the sum of its proper divisors (43939316960) is greater than itself. Its abundance is 22560233920

Bases of 21379083040

• Binary: 10011111010010010101110101100100000₂
• Hexadecimal: 0x4FA4AEB20
• Base-36: 9TKJY1S

Squares and roots of 21379083040

• 21379083040 squared (21379083040²) is 457065191631215641600
• 21379083040 cubed (21379083040³) is 9771634686577272257913278464000
• The square root of 21379083040 is 146215.8782075325
• The cube root of 21379083040 is 2775.4262490541

Scales and comparisons

• 21,379,083,040 seconds is equal to 679 years, 41 weeks, 2 hours, 10 minutes, 40 seconds.
• To count from 1 to 21,379,083,040 would take you about one thousand, three hundred fifty-nine 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 21379083040 cubic inches would be around 231.3 feet tall.

Recreational maths with 21379083040

• 21379083040 backwards is 04038097312
• The number of decimal digits it has is: 11
• The sum of 21379083040's digits is 37
• More coming soon!