21011101488
21,011,101,488 is an even composite number composed of six prime numbers multiplied together.
21011101488 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21011101488:
24 × 33 × 13 × 89 × 127 × 331
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 13 × 89 × 127 × 331)See below for interesting mathematical facts about the number 21011101488 from the Numbermatics database.
Names of 21011101488
- Cardinal: 21011101488 can be written as Twenty-one billion, eleven million, one hundred one thousand, four hundred eighty-eight.
Scientific notation
- Scientific notation: 2.1011101488 × 1010
Factors of 21011101488
Divisors of 21011101488
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 89 104 108 117 127 144 156 178 208 216 234 254 267 312 331 351 356 381 432 468 508 534 624 662 702 712 762 801 936 993 1016 1068 1143 1157 1324 1404 1424 1524 1602 1651 1872 1986 2032 2136 2286 2314 2403 2648 2808 2979 3048 3204 3302 3429 3471 3972 4272 4303 4572 4628 4806 4953 5296 5616 5958 6096 6408 6604 6858 6942 7944 8606 8937 9144 9256 9612 9906 10413 11303 11916 12816 12909 13208 13716 13884 14859 15888 17212 17874 18288 18512 19224 19812 20826 22606 23832 25818 26416 27432 27768 29459 29718 31239 33909 34424 35748 38448 38727 39624 41652 42037 44577 45212 47664 51636 54864 55536 58918 59436 62478 67818 68848 71496 77454 79248 83304 84074 88377 89154 90424 101727 103272 116181 117836 118872 124956 126111 135636 142992 146939 154908 166608 168148 176754 178308 180848 203454 206544 232362 235672 237744 249912 252222 265131 271272 293878 305181 309816 336296 353508 356616 378333 382967 406908 440817 464724 471344 499824 504444 530262 542544 546481 587756 610362 619632 672592 707016 713232 756666 765934 795393 813816 881634 929448 1008888 1060524 1092962 1134999 1148901 1175512 1220724 1322451 1414032 1513332 1531868 1590786 1627632 1639443 1763268 1858896 2017776 2121048 2185924 2269998 2297802 2351024 2441448 2644902 3026664 3063736 3181572 3278886 3446703 3526536 3741293 3967353 4242096 4371848 4539996 4595604 4882896 4918329 5289804 6053328 6127472 6363144 6557772 6893406 7053072 7482586 7934706 8743696 9079992 9191208 9836658 10340109 10579608 11223879 12726288 13115544 13786812 14754987 14965172 15869412 18159984 18382416 19673316 20680218 21159216 22447758 26231088 27573624 29509974 29930344 31738824 33671637 39346632 41360436 44895516 48636809 55147248 59019948 59860688 63477648 67343274 78693264 82720872 89791032 97273618 101014911 118039896 134686548 145910427 165441744 179582064 194547236 202029822 236079792 269373096 291820854 389094472 404059644 437731281 538746192 583641708 778188944 808119288 875462562 1167283416 1313193843 1616238576 1750925124 2334566832 2626387686 3501850248 5252775372 7003700496 10505550744 21011101488
- Sum of all divisors σ(n): 66395750400
- Sum of proper divisors (its aliquot sum) s(n): 45384648912
- 21011101488 is an abundant number, because the sum of its proper divisors (45384648912) is greater than itself. Its abundance is 24373547424
Bases of 21011101488
- Binary: 100111001000101101111110111001100002
- Hexadecimal: 0x4E45BF730
- Base-36: 9NHGTO0
Squares and roots of 21011101488
- 21011101488 squared (210111014882) is 441466385739035814144
- 21011101488 cubed (210111014883) is 9275695034303437374246289846272
-
The
square root of 21011101488 is 144952.0661736147 -
The
cube root of 21011101488 is 2759.4102520653
Scales and comparisons
How big is 21011101488?- 21,011,101,488 seconds is equal to 668 years, 4 weeks, 4 days, 1 hour, 4 minutes, 48 seconds.
-
To count from 1 to 21,011,101,488 would take you about one thousand, three hundred thirty-six 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 21011101488 cubic inches would be around 230 feet tall.
Recreational maths with 21011101488
- 21011101488 backwards is 88410111012
- 21011101488 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21011101488's digits is 27
- More coming soon!
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