Base | Representation |
---|---|
bin | 10001110111111… |
… | …00110101110000 |
3 | 101110010101222210 |
4 | 20323330311300 |
5 | 301340332144 |
6 | 22513332120 |
7 | 3500261454 |
oct | 1073746560 |
9 | 343111883 |
10 | 149933424 |
11 | 776a7223 |
12 | 42267040 |
13 | 250a7804 |
14 | 15cac664 |
15 | d269ab9 |
hex | 8efcd70 |
149933424 has 40 divisors (see below), whose sum is σ = 390895120. Its totient is φ = 49517568.
The previous prime is 149933423. The next prime is 149933447. The reversal of 149933424 is 424339941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149933423) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9097 + ... + 19560.
It is an arithmetic number, because the mean of its divisors is an integer number (9772378).
Almost surely, 2149933424 is an apocalyptic number.
It is an amenable number.
149933424 is an abundant number, since it is smaller than the sum of its proper divisors (240961696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149933424 is a wasteful number, since it uses less digits than its factorization.
149933424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28777 (or 28771 counting only the distinct ones).
The product of its digits is 93312, while the sum is 39.
The square root of 149933424 is about 12244.7304584462. The cubic root of 149933424 is about 531.2506645620.
The spelling of 149933424 in words is "one hundred forty-nine million, nine hundred thirty-three thousand, four hundred twenty-four".
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