61729840980
61,729,840,980 is an even composite number composed of seven prime numbers multiplied together.
61729840980 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 61729840980:
22 × 32 × 5 × 71 × 73 × 127 × 521
(2 × 2 × 3 × 3 × 5 × 71 × 73 × 127 × 521)See below for interesting mathematical facts about the number 61729840980 from the Numbermatics database.
Names of 61729840980
- Cardinal: 61729840980 can be written as Sixty-one billion, seven hundred twenty-nine million, eight hundred forty thousand, nine hundred eighty.
Scientific notation
- Scientific notation: 6.172984098 × 1010
Factors of 61729840980
Divisors of 61729840980
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 71 73 90 127 142 146 180 213 219 254 284 292 355 365 381 426 438 508 521 635 639 657 710 730 762 852 876 1042 1065 1095 1143 1270 1278 1314 1420 1460 1524 1563 1905 2084 2130 2190 2286 2540 2556 2605 2628 3126 3195 3285 3810 4260 4380 4572 4689 5183 5210 5715 6252 6390 6570 7620 7815 9017 9271 9378 10366 10420 11430 12780 13140 15549 15630 18034 18542 18756 20732 22860 23445 25915 27051 27813 31098 31260 36068 36991 37084 38033 45085 46355 46647 46890 51830 54102 55626 62196 66167 73982 76066 77745 81153 83439 90170 92710 93294 93780 103660 108204 110973 111252 114099 132334 135255 139065 147964 152132 155490 162306 166878 180340 184955 185420 186588 190165 198501 221946 228198 233235 264668 270510 278130 310980 324612 330835 332919 333756 342297 369910 380330 397002 405765 417195 443892 456396 466470 541020 554865 556260 570495 595503 658241 661670 665838 684594 739820 760660 794004 811530 834390 932940 992505 1109730 1140990 1191006 1316482 1323340 1331676 1369188 1623060 1664595 1668780 1711485 1974723 1985010 2219460 2281980 2382012 2632964 2700343 2977515 3291205 3329190 3422970 3949446 3970020 4697857 4830191 5400686 5924169 5955030 6582410 6658380 6845940 7898892 8101029 9395714 9660382 9873615 10801372 11848338 11910060 13164820 13501715 14093571 14490573 16202058 18791428 19320764 19747230 23489285 23696676 24150955 24303087 27003430 28187142 28981146 29620845 32404116 39494460 40505145 42280713 43471719 46978570 48301910 48606174 54006860 56374284 57962292 59241690 70467855 72452865 81010290 84561426 86943438 93957140 96603820 97212348 118483380 121515435 140935710 144905730 162020580 169122852 173886876 211403565 217358595 243030870 281871420 289811460 342943561 422807130 434717190 486061740 685887122 845614260 869434380 1028830683 1371774244 1714717805 2057661366 3086492049 3429435610 4115322732 5144153415 6172984098 6858871220 10288306830 12345968196 15432460245 20576613660 30864920490 61729840980
- Sum of all divisors σ(n): 194373623808
- Sum of proper divisors (its aliquot sum) s(n): 132643782828
- 61729840980 is an abundant number, because the sum of its proper divisors (132643782828) is greater than itself. Its abundance is 70913941848
Bases of 61729840980
- Binary: 1110010111110110001010011111010101002
- Hexadecimal: 0xE5F629F54
- Base-36: SCWCQ50
Squares and roots of 61729840980
- 61729840980 squared (617298409802) is 3810573267416087360400
- 61729840980 cubed (617298409803) is 235226081840234088251279949192000
-
The
square root of 61729840980 is 248454.9073373275 -
The
cube root of 61729840980 is 3952.1345292769
Scales and comparisons
How big is 61729840980?- 61,729,840,980 seconds is equal to 1,962 years, 42 weeks, 3 days, 18 hours, 3 minutes.
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To count from 1 to 61,729,840,980 would take you about three thousand, nine hundred twenty-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 61729840980 cubic inches would be around 329.3 feet tall.
Recreational maths with 61729840980
- 61729840980 backwards is 08904892716
- The number of decimal digits it has is: 11
- The sum of 61729840980's digits is 54
- More coming soon!
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