1028123928

Names of 1028123928

• Cardinal: 1028123928 can be written as One billion, twenty-eight million, one hundred twenty-three thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.028123928 × 10⁹

Factors of 1028123928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 176

Divisors of 1028123928

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 31 36 39 52 54 62 72 78 81 93 104 108 117 124 127 156 162 186 216 234 248 254 279 312 324 351 372 381 403 468 508 558 648 702 744 762 806 837 936 961 1016 1053 1116 1143 1209 1404 1524 1612 1651 1674 1922 2106 2232 2286 2418 2511 2808 2883 3048 3224 3302 3348 3429 3627 3844 3937 4212 4572 4836 4953 5022 5766 6604 6696 6858 7254 7688 7874 8424 8649 9144 9672 9906 10044 10287 10881 11532 11811 12493 13208 13716 14508 14859 15748 17298 19812 20088 20574 21762 23064 23622 24986 25947 27432 29016 29718 31496 32643 34596 35433 37479 39624 41148 43524 44577 47244 49972 51181 51894 59436 65286 69192 70866 74958 77841 82296 87048 89154 94488 99944 102362 103788 106299 112437 118872 122047 130572 133731 141732 149916 153543 155682 178308 204724 207576 212598 224874 244094 261144 267462 283464 299832 307086 311364 318897 337311 356616 366141 409448 425196 449748 460629 488188 534924 614172 622728 637794 674622 732282 850392 899496 921258 976376 1011933 1069848 1098423 1228344 1275588 1349244 1381887 1464564 1586611 1842516 2023866 2196846 2551176 2698488 2763774 2929128 3173222 3295269 3685032 4047732 4145661 4393692 4759833 5527548 6346444 6590538 8095464 8291322 8787384 9519666 9885807 11055096 12692888 13181076 14279499 16582644 19039332 19771614 26362152 28558998 33165288 38078664 39543228 42838497 57117996 79086456 85676994 114235992 128515491 171353988 257030982 342707976 514061964 1028123928
• Sum of all divisors σ(n): 3229712640
• Sum of proper divisors (its aliquot sum) s(n): 2201588712
• 1028123928 is an abundant number, because the sum of its proper divisors (2201588712) is greater than itself. Its abundance is 1173464784

Bases of 1028123928

• Binary: 111101010001111110110100011000₂
• Hexadecimal: 0x3D47ED18
• Base-36: H049I0

Squares and roots of 1028123928

• 1028123928 squared (1028123928²) is 1057038811326149184
• 1028123928 cubed (1028123928³) is 1086766894749091388168074752
• The square root of 1028123928 is 32064.3716295827
• The cube root of 1028123928 is 1009.2881066499

Scales and comparisons

• 1,028,123,928 seconds is equal to 32 years, 35 weeks, 6 days, 13 hours, 58 minutes, 48 seconds.
• To count from 1 to 1,028,123,928 would take you about sixty-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 1028123928 cubic inches would be around 84.1 feet tall.

Recreational maths with 1028123928

• 1028123928 backwards is 8293218201
• 1028123928 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1028123928's digits is 36
• More coming soon!