Base | Representation |
---|---|
bin | 1011110011100… |
… | …0110110100000 |
3 | 10110011200002120 |
4 | 2330320312200 |
5 | 100134002221 |
6 | 4525144240 |
7 | 1140610221 |
oct | 274706640 |
9 | 113150076 |
10 | 49515936 |
11 | 25a50068 |
12 | 146bb080 |
13 | a348c92 |
14 | 680d248 |
15 | 45315c6 |
hex | 2f38da0 |
49515936 has 48 divisors (see below), whose sum is σ = 131644800. Its totient is φ = 16293888.
The previous prime is 49515931. The next prime is 49515937. The reversal of 49515936 is 63951594.
49515936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (49515931) 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 7 ways as a sum of consecutive naturals, for example, 4320 + ... + 10848.
It is an arithmetic number, because the mean of its divisors is an integer number (2742600).
Almost surely, 249515936 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 49515936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65822400).
49515936 is an abundant number, since it is smaller than the sum of its proper divisors (82128864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49515936 is a wasteful number, since it uses less digits than its factorization.
49515936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6621 (or 6613 counting only the distinct ones).
The product of its digits is 145800, while the sum is 42.
The square root of 49515936 is about 7036.7560708042. The cubic root of 49515936 is about 367.2104211471.
The spelling of 49515936 in words is "forty-nine million, five hundred fifteen thousand, nine hundred thirty-six".
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