Base | Representation |
---|---|
bin | 10001110001011… |
… | …01111001110000 |
3 | 101101112100021121 |
4 | 20320231321300 |
5 | 301131221213 |
6 | 22443232024 |
7 | 3460131334 |
oct | 1070557160 |
9 | 341470247 |
10 | 149085808 |
11 | 77178413 |
12 | 41b18614 |
13 | 24b6ba71 |
14 | 15b2b7c4 |
15 | d14d88d |
hex | 8e2de70 |
149085808 has 20 divisors (see below), whose sum is σ = 291132160. Its totient is φ = 73954944.
The previous prime is 149085791. The next prime is 149085821. The reversal of 149085808 is 808580941.
149085808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34653 + ... + 38716.
It is an arithmetic number, because the mean of its divisors is an integer number (14556608).
Almost surely, 2149085808 is an apocalyptic number.
It is an amenable number.
149085808 is a deficient number, since it is larger than the sum of its proper divisors (142046352).
149085808 is a wasteful number, since it uses less digits than its factorization.
149085808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73504 (or 73498 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 43.
The square root of 149085808 is about 12210.0699424696. The cubic root of 149085808 is about 530.2476687487.
The spelling of 149085808 in words is "one hundred forty-nine million, eighty-five thousand, eight hundred eight".
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