21077901281400

Names of 21077901281400

• Cardinal: 21077901281400 can be written as Twenty-one trillion, seventy-seven billion, nine hundred one million, two hundred eighty-one thousand, four hundred.

Scientific notation

• Scientific notation: 2.10779012814 × 10¹³

Factors of 21077901281400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12830

Divisors of 21077901281400

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 31 40 50 60 62 75 93 100 120 124 150 155 163 186 200 248 300 310 326 372 465 489 577 600 620 652 744 775 815 930 978 1154 1240 1304 1550 1630 1731 1860 1956 2308 2325 2445 2885 3100 3260 3462 3720 3912 4075 4616 4650 4890 5053 5770 6200 6520 6924 8150 8655 9300 9780 10106 11540 12049 12225 13848 14425 15159 16300 17310 17887 18600 19560 20212 23080 24098 24450 25265 28850 30318 32600 34620 35774 36147 40424 43275 48196 48900 50530 53661 57700 60245 60636 69240 71548 72294 75795 86550 89435 94051 96392 97800 101060 107322 115400 120490 121272 126325 143096 144588 151590 173100 178870 180735 188102 202120 214644 240980 252650 268305 282153 289176 301225 303180 346200 357740 361470 373519 376204 378975 429288 447175 470255 481960 505300 536610 564306 602450 606360 715480 722940 747038 752408 757950 894350 903675 940510 1010600 1073220 1120557 1128612 1204900 1341525 1410765 1445880 1494076 1515900 1788700 1807350 1867595 1881020 1963987 2146440 2241114 2257224 2351275 2409800 2683050 2821530 2915581 2988152 3031800 3577400 3614700 3735190 3762040 3927974 4482228 4702550 5366100 5602785 5643060 5831162 5891961 6952273 7053825 7229400 7470380 7855948 8746743 8964456 9337975 9405100 9819935 10732200 11205570 11286120 11662324 11783922 13904546 14107650 14577905 14940760 15711896 17493486 18675950 18810200 19639870 20856819 22411140 23324648 23567844 27809092 28013925 28215300 29155810 29459805 34761365 34986972 37351900 39279740 41713638 43733715 44822280 47135688 49099675 55618184 56027850 56430600 58311620 58919610 60883597 69522730 69973944 72889525 74703800 78559480 83427276 87467430 98199350 104284095 112055700 116623240 117839220 121767194 139045460 145779050 147299025 166854552 173806825 174934860 182650791 196398700 208568190 215520463 218668575 224111400 235678440 243534388 278090920 291558100 294598050 304417985 347613650 349869720 365301582 392797400 417136380 431040926 437337150 487068776 521420475 583116200 589196100 608835970 646561389 695227300 730603164 834272760 862081852 874674300 913253955 1042840950 1077602315 1133220499 1178392200 1217671940 1293122778 1390454600 1461206328 1522089925 1724163704 1749348600 1826507910 2085681900 2155204630 2266440998 2435343880 2586245556 3044179850 3232806945 3399661497 3653015820 4171363800 4310409260 4532881996 4566269775 5172491112 5388011575 5666102495 6088359700 6465613890 6799322994 7306031640 8620818520 9065763992 9132539550 10776023150 11332204990 12176719400 12931227780 13598645988 16164034725 16998307485 18265079100 21552046300 22664409980 25862455560 27197291976 28330512475 32328069450 33996614970 35129835469 36530158200 43104092600 45328819960 56661024950 64656138900 67993229940 70259670938 84991537425 105389506407 113322049900 129312277800 135986459880 140519341876 169983074850 175649177345 210779012814 226644099800 281038683752 339966149700 351298354690 421558025628 526947532035 679932299400 702596709380 843116051256 878245886725 1053895064070 1405193418760 1756491773450 2107790128140 2634737660175 3512983546900 4215580256280 5269475320350 7025967093800 10538950640700 21077901281400
• Sum of all divisors σ(n): 67986339072000
• Sum of proper divisors (its aliquot sum) s(n): 46908437790600
• 21077901281400 is an abundant number, because the sum of its proper divisors (46908437790600) is greater than itself. Its abundance is 25830536509200

Bases of 21077901281400

• Binary: 100110010101110010100110100011000100001111000₂
• Hexadecimal: 0x132B94D18878
• Base-36: 7GZ1Y7H4O

Squares and roots of 21077901281400

• 21077901281400 squared (21077901281400²) is 444277922428443761985960000
• 21077901281400 cubed (21077901281400³) is 9364446190452224570571702892809144000000
• The square root of 21077901281400 is 4591067.5535652925
• The cube root of 21077901281400 is 27623.3145440819

Scales and comparisons

• 21,077,901,281,400 seconds is equal to 670,212 years, 3 weeks, 1 day, 18 hours, 10 minutes.
• To count from 1 to 21,077,901,281,400 would take you about one million, six hundred seventy-five thousand, five hundred thirty 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 21077901281400 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21077901281400

• 21077901281400 backwards is 00418210977012
• The number of decimal digits it has is: 14
• The sum of 21077901281400's digits is 42
• More coming soon!