Base | Representation |
---|---|
bin | 10001110001110… |
… | …00000110010010 |
3 | 101101121110120100 |
4 | 20320320012102 |
5 | 301134040240 |
6 | 22444153230 |
7 | 3460364154 |
oct | 1070700622 |
9 | 341543510 |
10 | 149127570 |
11 | 771a6829 |
12 | 41b38816 |
13 | 24b84a87 |
14 | 15b3cad4 |
15 | d15ae30 |
hex | 8e38192 |
149127570 has 96 divisors (see below), whose sum is σ = 424822320. Its totient is φ = 36126720.
The previous prime is 149127551. The next prime is 149127571. The reversal of 149127570 is 75721941.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 106316721 + 42810849 = 10311^2 + 6543^2 .
It is not an unprimeable number, because it can be changed into a prime (149127571) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42690 + ... + 46050.
Almost surely, 2149127570 is an apocalyptic number.
149127570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 149127570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212411160).
149127570 is an abundant number, since it is smaller than the sum of its proper divisors (275694750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149127570 is a wasteful number, since it uses less digits than its factorization.
149127570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3420 (or 3417 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 36.
The square root of 149127570 is about 12211.7799685386. The cubic root of 149127570 is about 530.2971752176.
The spelling of 149127570 in words is "one hundred forty-nine million, one hundred twenty-seven thousand, five hundred seventy".
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