Base | Representation |
---|---|
bin | 10001110101100… |
… | …01111111011001 |
3 | 101102112211102212 |
4 | 20322301333121 |
5 | 301301024331 |
6 | 22503004505 |
7 | 3464543600 |
oct | 1072617731 |
9 | 342484385 |
10 | 149626841 |
11 | 77507951 |
12 | 42139735 |
13 | 24ccb0c0 |
14 | 15c2ca37 |
15 | d208d2b |
hex | 8eb1fd9 |
149626841 has 12 divisors (see below), whose sum is σ = 187445412. Its totient is φ = 118385568.
The previous prime is 149626831. The next prime is 149626871. The reversal of 149626841 is 148626941.
It can be written as a sum of positive squares in 2 ways, for example, as 19758025 + 129868816 = 4445^2 + 11396^2 .
It is not a de Polignac number, because 149626841 - 26 = 149626777 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (149626831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116810 + ... + 118083.
It is an arithmetic number, because the mean of its divisors is an integer number (15620451).
Almost surely, 2149626841 is an apocalyptic number.
It is an amenable number.
149626841 is a deficient number, since it is larger than the sum of its proper divisors (37818571).
149626841 is a wasteful number, since it uses less digits than its factorization.
149626841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234920 (or 234913 counting only the distinct ones).
The product of its digits is 82944, while the sum is 41.
The square root of 149626841 is about 12232.2050751285. The cubic root of 149626841 is about 530.8883180441. Note that the first 3 decimals are identical.
The spelling of 149626841 in words is "one hundred forty-nine million, six hundred twenty-six thousand, eight hundred forty-one".
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