Base | Representation |
---|---|
bin | 10001110100100… |
… | …11010011010110 |
3 | 101102022110000100 |
4 | 20322103103112 |
5 | 301233014032 |
6 | 22500154530 |
7 | 3463511250 |
oct | 1072232326 |
9 | 342273010 |
10 | 149501142 |
11 | 7743146a |
12 | 42098a46 |
13 | 24c85b1b |
14 | 15bd8cd0 |
15 | d1d197c |
hex | 8e934d6 |
149501142 has 24 divisors (see below), whose sum is σ = 370193616. Its totient is φ = 42714576.
The previous prime is 149501141. The next prime is 149501159. The reversal of 149501142 is 241105941.
149501142 is a `hidden beast` number, since 14 + 9 + 501 + 142 = 666.
149501142 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 not an unprimeable number, because it can be changed into a prime (149501141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 593133 + ... + 593384.
It is an arithmetic number, because the mean of its divisors is an integer number (15424734).
Almost surely, 2149501142 is an apocalyptic number.
149501142 is an abundant number, since it is smaller than the sum of its proper divisors (220692474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149501142 is a wasteful number, since it uses less digits than its factorization.
149501142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1186532 (or 1186529 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 149501142 is about 12227.0659604011. The cubic root of 149501142 is about 530.7396129370.
The spelling of 149501142 in words is "one hundred forty-nine million, five hundred one thousand, one hundred forty-two".
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