149742432

Names of 149742432

• Cardinal: 149742432 can be written as One hundred forty-nine million, seven hundred forty-two thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.49742432 × 10⁸

Factors of 149742432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 143

Divisors of 149742432

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 81 84 96 98 108 112 126 131 144 147 162 168 189 196 216 224 243 252 262 288 294 324 336 378 392 393 432 441 486 504 524 567 588 648 672 729 756 784 786 864 882 917 972 1008 1048 1134 1176 1179 1296 1323 1458 1512 1568 1572 1701 1764 1834 1944 2016 2096 2268 2352 2358 2592 2646 2751 2916 3024 3144 3402 3528 3537 3668 3888 3969 4192 4536 4704 4716 5103 5292 5502 5832 6048 6288 6419 6804 7056 7074 7336 7776 7938 8253 9072 9432 10206 10584 10611 11004 11664 11907 12576 12838 13608 14112 14148 14672 15876 16506 18144 18864 19257 20412 21168 21222 22008 23328 23814 24759 25676 27216 28296 29344 31752 31833 33012 35721 37728 38514 40824 42336 42444 44016 47628 49518 51352 54432 56592 57771 63504 63666 66024 71442 74277 77028 81648 84888 88032 95256 95499 99036 102704 113184 115542 127008 127332 132048 142884 148554 154056 163296 169776 173313 190512 190998 198072 205408 222831 231084 254664 264096 285768 297108 308112 339552 346626 381024 381996 396144 445662 462168 509328 519939 571536 594216 616224 668493 693252 763992 792288 891324 924336 1018656 1039878 1143072 1188432 1336986 1386504 1527984 1559817 1782648 1848672 2079756 2376864 2673972 2773008 3055968 3119634 3565296 4159512 4679451 5347944 5546016 6239268 7130592 8319024 9358902 10695888 12478536 16638048 18717804 21391776 24957072 37435608 49914144 74871216 149742432
• Sum of all divisors σ(n): 518095116
• Sum of proper divisors (its aliquot sum) s(n): 368352684
• 149742432 is an abundant number, because the sum of its proper divisors (368352684) is greater than itself. Its abundance is 218610252

Bases of 149742432

• Binary: 1000111011001110001101100000₂
• Hexadecimal: 0x8ECE360
• Base-36: 2H5I00

Squares and roots of 149742432

• 149742432 squared (149742432²) is 22422795941274624
• 149742432 cubed (149742432³) is 3357643996486191377645568
• The square root of 149742432 is 12236.9290265165
• The cube root of 149742432 is 531.0249916419

Scales and comparisons

• 149,742,432 seconds is equal to 4 years, 39 weeks, 4 days, 3 hours, 7 minutes, 12 seconds.
• To count from 1 to 149,742,432 would take you about seven 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 149742432 cubic inches would be around 44.3 feet tall.

Recreational maths with 149742432

• 149742432 backwards is 234247941
• 149742432 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149742432's digits is 36
• More coming soon!