28957163520

Names of 28957163520

• Cardinal: 28957163520 can be written as Twenty-eight billion, nine hundred fifty-seven million, one hundred sixty-three thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.895716352 × 10¹⁰

Factors of 28957163520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 295

Divisors of 28957163520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 29 30 32 34 40 48 51 58 60 64 68 80 85 87 96 102 116 120 128 136 145 160 170 174 192 204 232 239 240 255 256 272 290 320 340 348 384 408 435 464 478 480 493 510 512 544 580 640 680 696 717 768 816 870 928 956 960 986 1020 1024 1088 1160 1195 1280 1360 1392 1434 1479 1536 1632 1740 1856 1912 1920 1972 2040 2048 2176 2320 2390 2465 2560 2720 2784 2868 2958 3072 3264 3480 3585 3712 3824 3840 3944 4063 4080 4096 4352 4640 4780 4930 5120 5440 5568 5736 5916 6144 6528 6931 6960 7170 7395 7424 7648 7680 7888 8126 8160 8192 8704 9280 9560 9860 10240 10880 11136 11472 11832 12189 12288 13056 13862 13920 14340 14790 14848 15296 15360 15776 16252 16320 16384 17408 18560 19120 19720 20315 20480 20793 21760 22272 22944 23664 24378 24576 26112 27724 27840 28680 29580 29696 30592 30720 31552 32504 32640 34655 34816 37120 38240 39440 40630 40960 41586 43520 44544 45888 47328 48756 49152 52224 55448 55680 57360 59160 59392 60945 61184 61440 63104 65008 65280 69310 69632 74240 76480 78880 81260 81920 83172 87040 89088 91776 94656 97512 103965 104448 110896 111360 114720 117827 118320 118784 121890 122368 122880 126208 130016 130560 138620 139264 148480 152960 157760 162520 166344 174080 178176 183552 189312 195024 207930 208896 221792 222720 229440 235654 236640 237568 243780 244736 245760 252416 260032 261120 277240 278528 296960 305920 315520 325040 332688 348160 353481 356352 367104 378624 390048 415860 417792 443584 445440 458880 471308 473280 475136 487560 489472 504832 520064 522240 554480 589135 593920 611840 631040 650080 665376 696320 706962 712704 734208 757248 780096 831720 835584 887168 890880 917760 942616 946560 975120 978944 1009664 1040128 1044480 1108960 1178270 1187840 1223680 1262080 1300160 1330752 1392640 1413924 1425408 1468416 1514496 1560192 1663440 1767405 1774336 1781760 1835520 1885232 1893120 1950240 1957888 2019328 2080256 2088960 2217920 2356540 2375680 2447360 2524160 2600320 2661504 2827848 2936832 3028992 3120384 3326880 3534810 3548672 3563520 3671040 3770464 3786240 3900480 3915776 4038656 4160512 4177920 4435840 4713080 4894720 5048320 5200640 5323008 5655696 5873664 6057984 6240768 6653760 7069620 7097344 7127040 7342080 7540928 7572480 7800960 8077312 8321024 8871680 9426160 9789440 10096640 10401280 10646016 11311392 11747328 12115968 12481536 13307520 14139240 14194688 14684160 15081856 15144960 15601920 16642048 17743360 18852320 19578880 20193280 20802560 21292032 22622784 24231936 24963072 26615040 28278480 28389376 29368320 30163712 30289920 31203840 33284096 35486720 37704640 40386560 41605120 42584064 45245568 49926144 53230080 56556960 56778752 58736640 60327424 60579840 62407680 66568192 70973440 75409280 83210240 85168128 90491136 99852288 106460160 113113920 113557504 120654848 121159680 124815360 141946880 150818560 166420480 170336256 180982272 199704576 212920320 226227840 241309696 249630720 283893760 301637120 332840960 340672512 361964544 425840640 452455680 482619392 499261440 567787520 603274240 723929088 851681280 904911360 965238784 998522880 1206548480 1447858176 1703362560 1809822720 1930477568 2413096960 2895716352 3619645440 4826193920 5791432704 7239290880 9652387840 14478581760 28957163520
• Sum of all divisors σ(n): 101918476800
• Sum of proper divisors (its aliquot sum) s(n): 72961313280
• 28957163520 is an abundant number, because the sum of its proper divisors (72961313280) is greater than itself. Its abundance is 44004149760

Bases of 28957163520

• Binary: 11010111101111110110100000000000000₂
• Hexadecimal: 0x6BDFB4000
• Base-36: DAWCIDC

Squares and roots of 28957163520

• 28957163520 squared (28957163520²) is 838517319124018790400
• 28957163520 cubed (28957163520³) is 24281083124226235273165406208000
• The square root of 28957163520 is 170168.0449438143
• The cube root of 28957163520 is 3070.8033533711

Scales and comparisons

• 28,957,163,520 seconds is equal to 920 years, 38 weeks, 6 days, 8 hours, 32 minutes.
• To count from 1 to 28,957,163,520 would take you about one thousand, eight hundred forty-one 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 28957163520 cubic inches would be around 255.9 feet tall.

Recreational maths with 28957163520

• 28957163520 backwards is 02536175982
• 28957163520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28957163520's digits is 48
• More coming soon!