42788728136

Names of 42788728136

• Cardinal: 42788728136 can be written as Forty-two billion, seven hundred eighty-eight million, seven hundred twenty-eight thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 4.2788728136 × 10¹⁰

Factors of 42788728136

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140963

Divisors of 42788728136

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 11 14 17 22 28 29 34 44 56 58 68 77 88 116 119 136 154 187 203 232 238 308 319 374 406 476 493 616 638 748 812 952 986 1276 1309 1496 1624 1972 2233 2552 2618 3451 3944 4466 5236 5423 6902 8932 10472 10846 13804 17864 21692 27608 37961 43384 75922 140897 151844 281794 303688 563588 986279 1127176 1549867 1972558 2395249 3099734 3945116 4086013 4790498 6199468 7890232 8172026 9580996 10849069 12398936 16344052 16766743 19161992 21698138 26347739 28602091 32688104 33533486 43396276 44946143 52695478 57204182 67066972 69462221 86792552 89892286 105390956 114408364 134133944 138924442 179784572 184434173 210781912 228816728 277848884 314623001 359569144 368868346 486235547 555697768 629246002 737736692 764084431 972471094 1258492004 1475473384 1528168862 1944942188 2516984008 3056337724 3889884376 5348591017 6112675448 10697182034 21394364068 42788728136
• Sum of all divisors σ(n): 109562284800
• Sum of proper divisors (its aliquot sum) s(n): 66773556664
• 42788728136 is an abundant number, because the sum of its proper divisors (66773556664) is greater than itself. Its abundance is 23984828528

Bases of 42788728136

• Binary: 100111110110011010000010110101001000₂
• Hexadecimal: 0x9F6682D48
• Base-36: JNNAXXK

Squares and roots of 42788728136

• 42788728136 squared (42788728136²) is 1830875255496518034496
• 42788728136 cubed (42788728136³) is 78340823558370049872670413779456
• The square root of 42788728136 is 206854.3645563225
• The cube root of 42788728136 is 3497.6508899763

Scales and comparisons

• 42,788,728,136 seconds is equal to 1,360 years, 28 weeks, 3 days, 21 hours, 48 minutes, 56 seconds.
• To count from 1 to 42,788,728,136 would take you about two thousand, seven hundred twenty-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 42788728136 cubic inches would be around 291.5 feet tall.

Recreational maths with 42788728136

• 42788728136 backwards is 63182788724
• 42788728136 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42788728136's digits is 56
• More coming soon!