Base | Representation |
---|---|
bin | 10001010011111… |
… | …01011100111000 |
3 | 101010020210201212 |
4 | 20221331130320 |
5 | 244133423321 |
6 | 22224302252 |
7 | 3412220105 |
oct | 1051753470 |
9 | 333223655 |
10 | 145217336 |
11 | 74a75a30 |
12 | 40771988 |
13 | 24116024 |
14 | 15401aac |
15 | cb3755b |
hex | 8a7d738 |
145217336 has 32 divisors (see below), whose sum is σ = 298237680. Its totient is φ = 65740800.
The previous prime is 145217333. The next prime is 145217351. The reversal of 145217336 is 633712541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145217333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19406 + ... + 25826.
Almost surely, 2145217336 is an apocalyptic number.
It is an amenable number.
145217336 is an abundant number, since it is smaller than the sum of its proper divisors (153020344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145217336 is a wasteful number, since it uses less digits than its factorization.
145217336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6695 (or 6691 counting only the distinct ones).
The product of its digits is 15120, while the sum is 32.
The square root of 145217336 is about 12050.6155859358. The cubic root of 145217336 is about 525.6211375440.
Adding to 145217336 its reverse (633712541), we get a palindrome (778929877).
The spelling of 145217336 in words is "one hundred forty-five million, two hundred seventeen thousand, three hundred thirty-six".
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