Base | Representation |
---|---|
bin | 1011110101001… |
… | …1100100100100 |
3 | 10110101020020001 |
4 | 2331103210210 |
5 | 100201003010 |
6 | 4531351044 |
7 | 1141544260 |
oct | 275234444 |
9 | 113336201 |
10 | 49625380 |
11 | 26015312 |
12 | 14752484 |
13 | a386a3c |
14 | 683b0a0 |
15 | 4553c3a |
hex | 2f53924 |
49625380 has 96 divisors (see below), whose sum is σ = 130636800. Its totient is φ = 15439872.
The previous prime is 49625369. The next prime is 49625383. The reversal of 49625380 is 8352694.
49625380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (49625383) 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 31 ways as a sum of consecutive naturals, for example, 68661 + ... + 69379.
It is an arithmetic number, because the mean of its divisors is an integer number (1360800).
Almost surely, 249625380 is an apocalyptic number.
49625380 is the 5752-nd pentagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49625380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65318400).
49625380 is an abundant number, since it is smaller than the sum of its proper divisors (81011420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49625380 is a wasteful number, since it uses less digits than its factorization.
49625380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 781 (or 779 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 49625380 is about 7044.5283731418. The cubic root of 49625380 is about 367.4807678090.
It can be divided in two parts, 49625 and 380, that added together give a palindrome (50005).
The spelling of 49625380 in words is "forty-nine million, six hundred twenty-five thousand, three hundred eighty".
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