Base | Representation |
---|---|
bin | 10001110010110… |
… | …10000110110100 |
3 | 101101212112122112 |
4 | 20321122012310 |
5 | 301203014433 |
6 | 22451150152 |
7 | 3461514242 |
oct | 1071320664 |
9 | 341775575 |
10 | 149266868 |
11 | 77291453 |
12 | 41ba5358 |
13 | 24c032ba |
14 | 15b77792 |
15 | d187348 |
hex | 8e5a1b4 |
149266868 has 48 divisors (see below), whose sum is σ = 285768000. Its totient is φ = 67951104.
The previous prime is 149266867. The next prime is 149266903. The reversal of 149266868 is 868662941.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149266861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298883 + ... + 299381.
It is an arithmetic number, because the mean of its divisors is an integer number (5953500).
Almost surely, 2149266868 is an apocalyptic number.
It is an amenable number.
149266868 is a deficient number, since it is larger than the sum of its proper divisors (136501132).
149266868 is a wasteful number, since it uses less digits than its factorization.
149266868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 656 (or 654 counting only the distinct ones).
The product of its digits is 995328, while the sum is 50.
The square root of 149266868 is about 12217.4820646482. The cubic root of 149266868 is about 530.4622382522.
The spelling of 149266868 in words is "one hundred forty-nine million, two hundred sixty-six thousand, eight hundred sixty-eight".
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