138747855680
138,747,855,680 is an even composite number composed of seven prime numbers multiplied together.
138747855680 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 138747855680:
26 × 5 × 7 × 19 × 31 × 103 × 1021
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 19 × 31 × 103 × 1021)See below for interesting mathematical facts about the number 138747855680 from the Numbermatics database.
Names of 138747855680
- Cardinal: 138747855680 can be written as One hundred thirty-eight billion, seven hundred forty-seven million, eight hundred fifty-five thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.3874785568 × 1011
Factors of 138747855680
Divisors of 138747855680
- Number of divisors d(n): 448
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 31 32 35 38 40 56 62 64 70 76 80 95 103 112 124 133 140 152 155 160 190 206 217 224 248 266 280 304 310 320 380 412 434 448 496 515 532 560 589 608 620 665 721 760 824 868 992 1021 1030 1064 1085 1120 1178 1216 1240 1330 1442 1520 1648 1736 1957 1984 2042 2060 2128 2170 2240 2356 2480 2660 2884 2945 3040 3193 3296 3472 3605 3914 4084 4120 4123 4256 4340 4712 4960 5105 5320 5768 5890 6080 6386 6592 6944 7147 7210 7828 8168 8240 8246 8512 8680 9424 9785 9920 10210 10640 11536 11780 12772 13699 13888 14294 14420 15656 15965 16336 16480 16492 17360 18848 19399 19570 20420 20615 21280 22351 23072 23560 25544 27398 28588 28840 31312 31651 31930 32672 32960 32984 34720 35735 37696 38798 39140 40840 41230 42560 44702 46144 47120 51088 54796 57176 57680 60667 62624 63302 63860 65344 65968 68495 69440 71470 77596 78280 81680 82460 89404 94240 96995 102176 105163 109592 111755 114352 115360 121334 125248 126604 127720 131936 135793 136990 142940 155192 156560 158255 163360 164920 178808 188480 193990 204352 210326 219184 221557 223510 228704 230720 242668 253208 255440 263872 271586 273980 285880 303335 310384 313120 316510 326720 329840 357616 387980 420652 424669 438368 443114 447020 457408 485336 506416 510880 525815 543172 547960 571760 601369 606670 620768 626240 633020 659680 678965 715232 736141 775960 841304 849338 876736 886228 894040 970672 1012832 1021760 1051630 1086344 1095920 1107785 1143520 1202738 1213340 1241536 1266040 1319360 1357930 1430464 1472282 1551920 1682608 1698676 1772456 1788080 1941344 1998097 2025664 2103260 2123345 2172688 2191840 2215570 2287040 2405476 2426680 2532080 2715860 2944564 3006845 3103840 3260053 3365216 3397352 3544912 3576160 3680705 3882688 3996194 4206520 4209583 4246690 4345376 4383680 4431140 4810952 4853360 5064160 5431720 5889128 6013690 6207680 6520106 6730432 6794704 7089824 7152320 7361410 7992388 8413040 8419166 8493380 8690752 8862280 9621904 9706720 9990485 10128320 10863440 11778256 12027380 13040212 13589408 13986679 14179648 14722820 15984776 16300265 16826080 16838332 16986760 17724560 19243808 19413440 19980970 21047915 21726880 22820371 23556512 24054760 26080424 27178816 27973358 29445640 31969552 32600530 33652160 33676664 33973520 35449120 38487616 39961940 42095830 43453760 45640742 47113024 48109520 52160848 55946716 58891280 61941007 63939104 65201060 67353328 67947040 69933395 70898240 79923880 84191660 91281484 96219040 104321696 111893432 114101855 117782560 123882014 127878208 130402120 134706656 135894080 139866790 159847760 168383320 182562968 192438080 208643392 223786864 228203710 235565120 247764028 260804240 269413312 279733580 309705035 319695520 336766640 365125936 433587049 447573728 456407420 495528056 521608480 559467160 619410070 639391040 673533280 730251872 867174098 895147456 912814840 991056112 1043216960 1118934320 1238820140 1347066560 1460503744 1734348196 1825629680 1982112224 2167935245 2237868640 2477640280 3468696392 3651259360 3964224448 4335870490 4475737280 4955280560 6937392784 7302518720 8671740980 9910561120 13874785568 17343481960 19821122240 27749571136 34686963920 69373927840 138747855680
- Sum of all divisors σ(n): 414676254720
- Sum of proper divisors (its aliquot sum) s(n): 275928399040
- 138747855680 is an abundant number, because the sum of its proper divisors (275928399040) is greater than itself. Its abundance is 137180543360
Bases of 138747855680
- Binary: 100000010011100000010001000011010000002
- Hexadecimal: 0x204E044340
- Base-36: 1RQMW2M8
Squares and roots of 138747855680
- 138747855680 squared (1387478556802) is 19250967455798108262400
- 138747855680 cubed (1387478556803) is 2671030454257452704408490770432000
-
The
square root of 138747855680 is 372488.7322859579 -
The
cube root of 138747855680 is 5176.9673577189
Scales and comparisons
How big is 138747855680?- 138,747,855,680 seconds is equal to 4,411 years, 39 weeks, 23 hours, 1 minute, 20 seconds.
-
To count from 1 to 138,747,855,680 would take you about eight thousand, eight hundred twenty-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 138747855680 cubic inches would be around 431.4 feet tall.
Recreational maths with 138747855680
- 138747855680 backwards is 086558747831
- 138747855680 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138747855680's digits is 62
- More coming soon!
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