Base | Representation |
---|---|
bin | 10001110110010… |
… | …01100111000000 |
3 | 101102201202010221 |
4 | 20323021213000 |
5 | 301312123314 |
6 | 22505032424 |
7 | 3465425623 |
oct | 1073114700 |
9 | 342652127 |
10 | 149723584 |
11 | 775735aa |
12 | 42185714 |
13 | 2503314a |
14 | 15c55dba |
15 | d227824 |
hex | 8ec99c0 |
149723584 has 42 divisors (see below), whose sum is σ = 301919640. Its totient is φ = 73668096.
The previous prime is 149723579. The next prime is 149723603. The reversal of 149723584 is 485327941.
149723584 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 149723584.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 340837 + ... + 341275.
Almost surely, 2149723584 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149723584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150959820).
149723584 is an abundant number, since it is smaller than the sum of its proper divisors (152196056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149723584 is an frugal number, since it uses more digits than its factorization.
149723584 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 597 (or 514 counting only the distinct ones).
The product of its digits is 241920, while the sum is 43.
The square root of 149723584 is about 12236.1588744181. The cubic root of 149723584 is about 531.0027107629.
The spelling of 149723584 in words is "one hundred forty-nine million, seven hundred twenty-three thousand, five hundred eighty-four".
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