Base | Representation |
---|---|
bin | 1011110101111… |
… | …1011000110100 |
3 | 10110110200121122 |
4 | 2331133120310 |
5 | 100204030110 |
6 | 4532403112 |
7 | 1142135342 |
oct | 275373064 |
9 | 113420548 |
10 | 49673780 |
11 | 26048712 |
12 | 14776498 |
13 | a3a2a90 |
14 | 6850992 |
15 | 4563255 |
hex | 2f5f634 |
49673780 has 48 divisors (see below), whose sum is σ = 115981824. Its totient is φ = 17746560.
The previous prime is 49673777. The next prime is 49673791. The reversal of 49673780 is 8737694.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4979 + ... + 11141.
It is an arithmetic number, because the mean of its divisors is an integer number (2416288).
Almost surely, 249673780 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 49673780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57990912).
49673780 is an abundant number, since it is smaller than the sum of its proper divisors (66308044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49673780 is a wasteful number, since it uses less digits than its factorization.
49673780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6216 (or 6214 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 44.
The square root of 49673780 is about 7047.9628262357. The cubic root of 49673780 is about 367.6001978936.
The spelling of 49673780 in words is "forty-nine million, six hundred seventy-three thousand, seven hundred eighty".
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