3129751338

Names of 3129751338

• Cardinal: 3129751338 can be written as Three billion, one hundred twenty-nine million, seven hundred fifty-one thousand, three hundred thirty-eight.

Scientific notation

• Scientific notation: 3.129751338 × 10⁹

Factors of 3129751338

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 756

Divisors of 3129751338

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 37 42 47 73 74 94 111 141 146 219 222 259 282 329 438 511 518 587 658 777 987 1022 1174 1533 1554 1739 1761 1974 2701 3066 3431 3478 3522 4109 5217 5402 6862 8103 8218 10293 10434 12173 12327 16206 18907 20586 21719 24017 24346 24654 27589 36519 37814 42851 43438 48034 55178 56721 65157 72051 73038 82767 85702 113442 126947 128553 130314 144102 152033 165534 193123 253894 257106 299957 304066 380841 386246 456099 579369 599914 761682 888629 899871 912198 1020793 1158738 1585487 1777258 1799742 2013997 2041586 2665887 3062379 3170974 4027994 4756461 5331774 6041991 6124758 7145551 9512922 11098409 12083982 14097979 14291102 21436653 22196818 28195958 33295227 42293937 42873306 66590454 74517889 84587874 149035778 223553667 447107334 521625223 1043250446 1564875669 3129751338
• Sum of all divisors σ(n): 7619125248
• Sum of proper divisors (its aliquot sum) s(n): 4489373910
• 3129751338 is an abundant number, because the sum of its proper divisors (4489373910) is greater than itself. Its abundance is 1359622572

Bases of 3129751338

• Binary: 10111010100011000011011100101010₂
• Hexadecimal: 0xBA8C372A
• Base-36: 1FRDFL6

Squares and roots of 3129751338

• 3129751338 squared (3129751338²) is 9795343437712790244
• 3129751338 cubed (3129751338³) is 30656989230351124925872346472
• The square root of 3129751338 is 55944.1805552641
• The cube root of 3129751338 is 1462.7494537163

Scales and comparisons

• 3,129,751,338 seconds is equal to 99 years, 26 weeks, 5 days, 23 hours, 22 minutes, 18 seconds.
• To count from 1 to 3,129,751,338 would take you about one hundred ninety-nine 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 3129751338 cubic inches would be around 121.9 feet tall.

Recreational maths with 3129751338

• 3129751338 backwards is 8331579213
• 3129751338 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3129751338's digits is 42
• More coming soon!