21001002480
21,001,002,480 is an even composite number composed of seven prime numbers multiplied together.
21001002480 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21001002480:
24 × 32 × 5 × 19 × 47 × 89 × 367
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 19 × 47 × 89 × 367)See below for interesting mathematical facts about the number 21001002480 from the Numbermatics database.
Names of 21001002480
- Cardinal: 21001002480 can be written as Twenty-one billion, one million, two thousand, four hundred eighty.
Scientific notation
- Scientific notation: 2.100100248 × 1010
Factors of 21001002480
Divisors of 21001002480
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 36 38 40 45 47 48 57 60 72 76 80 89 90 94 95 114 120 141 144 152 171 178 180 188 190 228 235 240 267 282 285 304 342 356 360 367 376 380 423 445 456 470 534 564 570 684 705 712 720 734 752 760 801 846 855 890 893 912 940 1068 1101 1128 1140 1335 1368 1410 1424 1468 1520 1602 1691 1692 1710 1780 1786 1835 1880 2115 2136 2202 2256 2280 2670 2679 2736 2820 2936 3204 3303 3382 3384 3420 3560 3572 3670 3760 4005 4183 4230 4272 4404 4465 4560 5073 5340 5358 5505 5640 5872 6408 6606 6764 6768 6840 6973 7120 7144 7340 8010 8037 8366 8455 8460 8808 8930 10146 10680 10716 11010 11280 12549 12816 13212 13395 13528 13680 13946 14288 14680 15219 16020 16074 16515 16732 16910 16920 17249 17616 17860 20292 20915 20919 21360 21432 22020 25098 25365 26424 26790 27056 27892 29360 30438 32040 32148 32663 33030 33464 33820 33840 34498 34865 35720 37647 40185 40584 41830 41838 42864 44040 50196 50730 51747 52848 53580 55784 60876 62745 62757 64080 64296 65326 66060 66928 67640 68996 69730 71440 75294 76095 79477 80370 81168 83660 83676 86245 88080 97989 100392 101460 103494 104595 107160 111568 121752 125490 125514 128592 130652 132120 135280 137992 139460 150588 152190 155241 158954 160740 163315 167320 167352 172490 188235 195978 200784 202920 206988 209190 214320 238431 243504 250980 251028 258735 261304 264240 275984 278920 293967 301176 304380 310482 313785 317908 321480 326630 327731 334640 334704 344980 376470 391956 397385 405840 413976 418380 476862 489945 501960 502056 517470 522608 557840 587934 602352 608760 620597 620964 627570 635816 642960 653260 655462 689960 715293 752940 776205 783912 794770 827952 836760 953724 979890 983193 1003920 1004112 1034940 1175868 1192155 1217520 1241194 1241928 1255140 1271632 1306520 1310924 1379920 1430586 1469835 1505880 1535161 1552410 1567824 1589540 1638655 1673520 1861791 1907448 1959780 1966386 2069880 2351736 2384310 2482388 2483856 2510280 2613040 2621848 2861172 2939670 2949579 3011760 3070322 3102985 3104820 3179080 3277310 3576465 3723582 3814896 3919560 3932772 4139760 4605483 4703472 4768620 4915965 4964776 5020560 5243696 5585373 5722344 5879340 5899158 6140644 6205970 6209640 6358160 6554620 7152930 7447164 7675805 7839120 7865544 9210966 9308955 9537240 9831930 9929552 11170746 11444688 11758680 11798316 12281288 12411940 12419280 13109240 13816449 14305860 14747895 14894328 15351610 15731088 18421932 18617910 19074480 19663860 22341492 23027415 23517360 23596632 24562576 24823880 26218480 27632898 27926865 28611720 29168059 29495790 29788656 30703220 36843864 37235820 39327720 44682984 46054830 47193264 49647760 55265796 55853730 57223440 58336118 58991580 61406440 69082245 73687728 74471640 78655440 87504177 89365968 92109660 110531592 111707460 116672236 117983160 122812880 138164490 145840295 148943280 175008354 184219320 221063184 223414920 233344472 235966320 262512531 276328980 291680590 350016708 368438640 437520885 446829840 466688944 525025062 552657960 583361180 700033416 875041770 1050050124 1105315920 1166722360 1312562655 1400066832 1750083540 2100100248 2333444720 2625125310 3500167080 4200200496 5250250620 7000334160 10500501240 21001002480
- Sum of all divisors σ(n): 76880793600
- Sum of proper divisors (its aliquot sum) s(n): 55879791120
- 21001002480 is an abundant number, because the sum of its proper divisors (55879791120) is greater than itself. Its abundance is 34878788640
Bases of 21001002480
- Binary: 100111000111100000111011101111100002
- Hexadecimal: 0x4E3C1DDF0
- Base-36: 9NBGD80
Squares and roots of 21001002480
- 21001002480 squared (210010024802) is 441042105164966150400
- 21001002480 cubed (210010024803) is 9262326344353874933666452992000
-
The
square root of 21001002480 is 144917.2263052259 -
The
cube root of 21001002480 is 2758.9680767351
Scales and comparisons
How big is 21001002480?- 21,001,002,480 seconds is equal to 667 years, 39 weeks, 6 days, 3 hours, 48 minutes.
-
To count from 1 to 21,001,002,480 would take you about one thousand, three hundred thirty-five 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 21001002480 cubic inches would be around 229.9 feet tall.
Recreational maths with 21001002480
- 21001002480 backwards is 08420010012
- 21001002480 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21001002480's digits is 18
- More coming soon!
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