Base | Representation |
---|---|
bin | 1011110011100… |
… | …0101100011000 |
3 | 10110011122012120 |
4 | 2330320230120 |
5 | 100133442123 |
6 | 4525141240 |
7 | 1140605304 |
oct | 274705430 |
9 | 113148176 |
10 | 49515288 |
11 | 25a4a629 |
12 | 146ba820 |
13 | a3488b4 |
14 | 680cd04 |
15 | 45312e3 |
hex | 2f38b18 |
49515288 has 64 divisors (see below), whose sum is σ = 132075360. Its totient is φ = 15415296.
The previous prime is 49515281. The next prime is 49515307. The reversal of 49515288 is 88251594.
It is a happy number.
49515288 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 (49515281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63670 + ... + 64442.
Almost surely, 249515288 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49515288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66037680).
49515288 is an abundant number, since it is smaller than the sum of its proper divisors (82560072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49515288 is a wasteful number, since it uses less digits than its factorization.
49515288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 956 (or 952 counting only the distinct ones).
The product of its digits is 115200, while the sum is 42.
The square root of 49515288 is about 7036.7100267099. The cubic root of 49515288 is about 367.2088192831.
The spelling of 49515288 in words is "forty-nine million, five hundred fifteen thousand, two hundred eighty-eight".
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