421005745920
421,005,745,920 is an even composite number composed of six prime numbers multiplied together.
421005745920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 421005745920:
28 × 3 × 5 × 53 × 131 × 15791
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 53 × 131 × 15791)See below for interesting mathematical facts about the number 421005745920 from the Numbermatics database.
Names of 421005745920
- Cardinal: 421005745920 can be written as Four hundred twenty-one billion, five million, seven hundred forty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 4.2100574592 × 1011
Factors of 421005745920
Divisors of 421005745920
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 53 60 64 80 96 106 120 128 131 159 160 192 212 240 256 262 265 318 320 384 393 424 480 524 530 636 640 655 768 786 795 848 960 1048 1060 1272 1280 1310 1572 1590 1696 1920 1965 2096 2120 2544 2620 3144 3180 3392 3840 3930 4192 4240 5088 5240 6288 6360 6784 6943 7860 8384 8480 10176 10480 12576 12720 13568 13886 15720 15791 16768 16960 20352 20829 20960 25152 25440 27772 31440 31582 33536 33920 34715 40704 41658 41920 47373 50304 50880 55544 62880 63164 67840 69430 78955 83316 83840 94746 100608 101760 104145 111088 125760 126328 138860 157910 166632 167680 189492 203520 208290 222176 236865 251520 252656 277720 315820 333264 378984 416580 444352 473730 503040 505312 555440 631640 666528 757968 833160 836923 888704 947460 1010624 1110880 1263280 1333056 1515936 1666320 1673846 1777408 1894920 2021248 2068621 2221760 2510769 2526560 2666112 3031872 3332640 3347692 3789840 4042496 4137242 4184615 4443520 5021538 5053120 5332224 6063744 6205863 6665280 6695384 7579680 8274484 8369230 8887040 10043076 10106240 10343105 12127488 12411726 12553845 13330560 13390768 15159360 16548968 16738460 20086152 20212480 20686210 24823452 25107690 26661120 26781536 30318720 31029315 33097936 33476920 40172304 41372420 49646904 50215380 53563072 60637440 62058630 66195872 66953840 80344608 82744840 99293808 100430760 107126144 109636913 124117260 132391744 133907680 160689216 165489680 198587616 200861520 214252288 219273826 248234520 264783488 267815360 321378432 328910739 330979360 397175232 401723040 438547652 496469040 529566976 535630720 548184565 642756864 657821478 661958720 794350464 803446080 877095304 992938080 1071261440 1096369130 1315642956 1323917440 1588700928 1606892160 1644553695 1754190608 1985876160 2192738260 2631285912 2647834880 3213784320 3289107390 3508381216 3971752320 4385476520 5262571824 6578214780 7016762432 7943504640 8770953040 10525143648 13156429560 14033524864 17541906080 21050287296 26312859120 28067049728 35083812160 42100574592 52625718240 70167624320 84201149184 105251436480 140335248640 210502872960 421005745920
- Sum of all divisors σ(n): 1380501771264
- Sum of proper divisors (its aliquot sum) s(n): 959496025344
- 421005745920 is an abundant number, because the sum of its proper divisors (959496025344) is greater than itself. Its abundance is 538490279424
Bases of 421005745920
- Binary: 1100010000001011110010111011111000000002
- Hexadecimal: 0x6205E5DF00
- Base-36: 5DENY8LC
Squares and roots of 421005745920
- 421005745920 squared (4210057459202) is 177245838097655596646400
- 421005745920 cubed (4210057459203) is 74621516279519048269380282482688000
-
The
square root of 421005745920 is 648849.5556906855 -
The
cube root of 421005745920 is 7494.8453227631
Scales and comparisons
How big is 421005745920?- 421,005,745,920 seconds is equal to 13,386 years, 35 weeks, 2 days, 16 hours, 32 minutes.
-
To count from 1 to 421,005,745,920 would take you about twenty-six thousand, seven hundred seventy-three 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 421005745920 cubic inches would be around 624.6 feet tall.
Recreational maths with 421005745920
- 421005745920 backwards is 029547500124
- The number of decimal digits it has is: 12
- The sum of 421005745920's digits is 39
- More coming soon!
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