149418432

Names of 149418432

• Cardinal: 149418432 can be written as One hundred forty-nine million, four hundred eighteen thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.49418432 × 10⁸

Factors of 149418432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 102

Divisors of 149418432

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 37 38 41 48 54 57 64 72 74 76 81 82 96 108 111 114 123 144 148 152 162 164 171 192 216 222 228 246 288 296 304 324 328 333 342 369 432 444 456 492 513 576 592 608 648 656 666 684 703 738 779 864 888 912 984 999 1026 1107 1184 1216 1296 1312 1332 1368 1406 1476 1517 1539 1558 1728 1776 1824 1968 1998 2052 2109 2214 2337 2368 2592 2624 2664 2736 2812 2952 2997 3034 3078 3116 3321 3552 3648 3936 3996 4104 4218 4428 4551 4674 5184 5328 5472 5624 5904 5994 6068 6156 6232 6327 6642 7011 7104 7872 7992 8208 8436 8856 9102 9348 10656 10944 11248 11808 11988 12136 12312 12464 12654 13284 13653 14022 15984 16416 16872 17712 18204 18696 18981 21033 21312 22496 23616 23976 24272 24624 24928 25308 26568 27306 28044 28823 31968 32832 33744 35424 36408 37392 37962 40959 42066 44992 47952 48544 49248 49856 50616 53136 54612 56088 56943 57646 63099 63936 67488 70848 72816 74784 75924 81918 84132 86469 95904 97088 98496 101232 106272 109224 112176 113886 115292 122877 126198 134976 145632 149568 151848 163836 168264 172938 191808 202464 212544 218448 224352 227772 230584 245754 252396 259407 291264 303696 327672 336528 345876 404928 436896 448704 455544 461168 491508 504792 518814 607392 655344 673056 691752 778221 873792 911088 922336 983016 1009584 1037628 1214784 1310688 1346112 1383504 1556442 1822176 1844672 1966032 2019168 2075256 2334663 2621376 2767008 3112884 3644352 3932064 4038336 4150512 4669326 5534016 6225768 7864128 8301024 9338652 12451536 16602048 18677304 24903072 37354608 49806144 74709216 149418432
• Sum of all divisors σ(n): 490514640
• Sum of proper divisors (its aliquot sum) s(n): 341096208
• 149418432 is an abundant number, because the sum of its proper divisors (341096208) is greater than itself. Its abundance is 191677776

Bases of 149418432

• Binary: 1000111001111111000111000000₂
• Hexadecimal: 0x8E7F1C0
• Base-36: 2GYK00

Squares and roots of 149418432

• 149418432 squared (149418432²) is 22325867821338624
• 149418432 cubed (149418432³) is 3335896162903673339117568
• The square root of 149418432 is 12223.6832419693
• The cube root of 149418432 is 530.6417194347

Scales and comparisons

• 149,418,432 seconds is equal to 4 years, 39 weeks, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 149,418,432 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 149418432 cubic inches would be around 44.2 feet tall.

Recreational maths with 149418432

• 149418432 backwards is 234814941
• 149418432 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 149418432's digits is 36
• More coming soon!