161407988820
161,407,988,820 is an even composite number composed of seven prime numbers multiplied together.
161407988820 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 161407988820:
22 × 34 × 5 × 13 × 67 × 73 × 1567
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 13 × 67 × 73 × 1567)See below for interesting mathematical facts about the number 161407988820 from the Numbermatics database.
Names of 161407988820
- Cardinal: 161407988820 can be written as One hundred sixty-one billion, four hundred seven million, nine hundred eighty-eight thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 1.6140798882 × 1011
Factors of 161407988820
Divisors of 161407988820
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 67 73 78 81 90 108 117 130 134 135 146 156 162 180 195 201 219 234 260 268 270 292 324 335 351 365 390 402 405 438 468 540 585 603 657 670 702 730 780 804 810 871 876 949 1005 1053 1095 1170 1206 1314 1340 1404 1460 1567 1620 1742 1755 1809 1898 1971 2010 2106 2190 2340 2412 2613 2628 2847 3015 3134 3285 3484 3510 3618 3796 3942 4020 4212 4355 4380 4701 4745 4891 5226 5265 5427 5694 5913 6030 6268 6570 7020 7236 7835 7839 7884 8541 8710 9045 9402 9490 9782 9855 10452 10530 10854 11388 11826 12060 13065 13140 14103 14235 14673 15670 15678 17082 17420 18090 18804 18980 19564 19710 20371 21060 21708 23505 23517 23652 24455 25623 26130 27135 28206 28470 29346 29565 31340 31356 34164 36180 39195 39420 40742 42309 42705 44019 47010 47034 48910 51246 52260 54270 56412 56940 58692 59130 61113 63583 70515 70551 73365 76869 78390 81484 84618 85410 88038 94020 94068 97820 101855 102492 104989 108540 114391 117585 118260 122226 126927 127166 128115 132057 141030 141102 146730 153738 156780 169236 170820 176076 183339 190749 203710 209978 211545 220095 228782 235170 244452 253854 254332 256230 264114 282060 282204 293460 305565 307476 314967 317915 343173 352755 366678 381498 384345 396171 407420 419956 423090 440190 457564 470340 507708 512460 524945 528228 550017 571955 572247 611130 629934 634635 635830 660285 686346 705510 733356 762996 768690 792342 846180 880380 916695 944901 953745 1029519 1049890 1100034 1143910 1144494 1222260 1259868 1269270 1271660 1320570 1364857 1372692 1411020 1487083 1537380 1574835 1584684 1650051 1715865 1716741 1833390 1889802 1907490 1980855 2059038 2099780 2200068 2287820 2288988 2538540 2641140 2729714 2750085 2834703 2861235 2974166 3088557 3149670 3300102 3431730 3433482 3666780 3779604 3814980 3961710 4094571 4118076 4461249 4724505 5147595 5150223 5459428 5500170 5669406 5722470 5948332 6177114 6299340 6600204 6824285 6863460 6866964 7435415 7664197 7923420 8189142 8250255 8504109 8583705 8922498 9265671 9449010 10295190 10300446 11000340 11338812 11444940 12283713 12354228 13383747 13648570 14173515 14870830 15328394 15442785 16378284 16500510 17008218 17167410 17844996 18531342 18898020 20472855 20590380 20600892 22306245 22992591 24567426 25751115 26767494 27297140 28347030 29741660 30656788 30885570 33001020 34016436 34334820 36851139 37062684 38320985 40151241 40945710 42520545 44612490 45985182 46328355 49134852 51502230 53534988 56694060 61418565 61771140 66918735 68977773 73702278 76641970 80302482 81891420 85041090 89224980 91970364 92656710 99634561 103004460 110553417 114962955 120453723 122837130 133837470 137955546 147404556 153283940 160604964 170082180 184255695 185313420 199269122 200756205 206933319 221106834 229925910 240907446 245674260 267674940 275911092 298903683 344888865 368511390 398538244 401512410 413866638 442213668 459851820 481814892 498172805 552767085 597807366 602268615 620799957 689777730 737022780 803024820 827733276 896711049 996345610 1034666595 1105534170 1195614732 1204537230 1241599914 1379555460 1494518415 1793422098 1992691220 2069333190 2211068340 2409074460 2483199828 2690133147 2989036830 3103999785 3586844196 4138666380 4483555245 5380266294 5978073660 6207999570 8070399441 8967110490 10760532588 12415999140 13450665735 16140798882 17934220980 26901331470 32281597764 40351997205 53802662940 80703994410 161407988820
- Sum of all divisors σ(n): 561370242048
- Sum of proper divisors (its aliquot sum) s(n): 399962253228
- 161407988820 is an abundant number, because the sum of its proper divisors (399962253228) is greater than itself. Its abundance is 238554264408
Bases of 161407988820
- Binary: 100101100101001010101001110100010101002
- Hexadecimal: 0x2594AA7454
- Base-36: 225E5D90
Squares and roots of 161407988820
- 161407988820 squared (1614079888202) is 26052538854917244992400
- 161407988820 cubed (1614079888203) is 4205087900227098281758500184968000
-
The
square root of 161407988820 is 401756.1310297579 -
The
cube root of 161407988820 is 5444.7132057583
Scales and comparisons
How big is 161407988820?- 161,407,988,820 seconds is equal to 5,132 years, 14 weeks, 2 days, 27 minutes.
-
To count from 1 to 161,407,988,820 would take you about ten thousand, two hundred sixty-four 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 161407988820 cubic inches would be around 453.7 feet tall.
Recreational maths with 161407988820
- 161407988820 backwards is 028889704161
- 161407988820 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 161407988820's digits is 54
- More coming soon!
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