Base | Representation |
---|---|
bin | 10001111000010… |
… | …10011110000111 |
3 | 101110020020120121 |
4 | 20330022132013 |
5 | 301344124010 |
6 | 22514442411 |
7 | 3500613313 |
oct | 1074123607 |
9 | 343206517 |
10 | 149989255 |
11 | 77735169 |
12 | 42293407 |
13 | 250c7050 |
14 | 15cc4b43 |
15 | d27b3da |
hex | 8f0a787 |
149989255 has 8 divisors (see below), whose sum is σ = 193832352. Its totient is φ = 110761248.
The previous prime is 149989243. The next prime is 149989277. The reversal of 149989255 is 552989941.
149989255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 149989255 - 29 = 149988743 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153699 + ... + 1153828.
It is an arithmetic number, because the mean of its divisors is an integer number (24229044).
Almost surely, 2149989255 is an apocalyptic number.
149989255 is a deficient number, since it is larger than the sum of its proper divisors (43843097).
149989255 is a wasteful number, since it uses less digits than its factorization.
149989255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2307545.
The product of its digits is 1166400, while the sum is 52.
The square root of 149989255 is about 12247.0100432718. The cubic root of 149989255 is about 531.3165973258.
The spelling of 149989255 in words is "one hundred forty-nine million, nine hundred eighty-nine thousand, two hundred fifty-five".
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