Base | Representation |
---|---|
bin | 1011110110110… |
… | …0101100111000 |
3 | 10110120110102100 |
4 | 2331230230320 |
5 | 100212301222 |
6 | 4533503400 |
7 | 1142453334 |
oct | 275545470 |
9 | 113513370 |
10 | 49728312 |
11 | 26085687 |
12 | 147a1b60 |
13 | a3c184a |
14 | 68667c4 |
15 | 45744ac |
hex | 2f6cb38 |
49728312 has 48 divisors (see below), whose sum is σ = 135135000. Its totient is φ = 16520256.
The previous prime is 49728299. The next prime is 49728313. The reversal of 49728312 is 21382794.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49728313) 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, 24139 + ... + 26117.
Almost surely, 249728312 is an apocalyptic number.
It is an amenable number.
49728312 is an abundant number, since it is smaller than the sum of its proper divisors (85406688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49728312 is a wasteful number, since it uses less digits than its factorization.
49728312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2340 (or 2333 counting only the distinct ones).
The product of its digits is 24192, while the sum is 36.
The square root of 49728312 is about 7051.8304006832. The cubic root of 49728312 is about 367.7346661715.
The spelling of 49728312 in words is "forty-nine million, seven hundred twenty-eight thousand, three hundred twelve".
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