Base | Representation |
---|---|
bin | 10001110110011… |
… | …01000111010010 |
3 | 101102202110211120 |
4 | 20323031013102 |
5 | 301313103223 |
6 | 22505223110 |
7 | 3465515520 |
oct | 1073150722 |
9 | 342673746 |
10 | 149737938 |
11 | 77583369 |
12 | 42191a96 |
13 | 2503983c |
14 | 15c5b310 |
15 | d22bbe3 |
hex | 8ecd1d2 |
149737938 has 32 divisors (see below), whose sum is σ = 362392704. Its totient is φ = 40265472.
The previous prime is 149737937. The next prime is 149737949. The reversal of 149737938 is 839737941.
149737938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (149737937) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104145 + ... + 105572.
It is an arithmetic number, because the mean of its divisors is an integer number (11324772).
Almost surely, 2149737938 is an apocalyptic number.
149737938 is an abundant number, since it is smaller than the sum of its proper divisors (212654766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149737938 is a wasteful number, since it uses less digits than its factorization.
149737938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209746.
The product of its digits is 1143072, while the sum is 51.
The square root of 149737938 is about 12236.7454006366. The cubic root of 149737938 is about 531.0196792973.
The spelling of 149737938 in words is "one hundred forty-nine million, seven hundred thirty-seven thousand, nine hundred thirty-eight".
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