Base | Representation |
---|---|
bin | 1011110111100… |
… | …1001000001100 |
3 | 10110200001020112 |
4 | 2331321020030 |
5 | 100220413322 |
6 | 4534535152 |
7 | 1143054620 |
oct | 275711014 |
9 | 113601215 |
10 | 49779212 |
11 | 2610a94a |
12 | 148074b8 |
13 | a40ba72 |
14 | 687b180 |
15 | 45845e2 |
hex | 2f7920c |
49779212 has 24 divisors (see below), whose sum is σ = 100445856. Its totient is φ = 21143808.
The previous prime is 49779203. The next prime is 49779217. The reversal of 49779212 is 21297794.
49779212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 49779212.
It is not an unprimeable number, because it can be changed into a prime (49779217) 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, 4703 + ... + 11030.
It is an arithmetic number, because the mean of its divisors is an integer number (4185244).
Almost surely, 249779212 is an apocalyptic number.
It is an amenable number.
49779212 is an abundant number, since it is smaller than the sum of its proper divisors (50666644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49779212 is a wasteful number, since it uses less digits than its factorization.
49779212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15857 (or 15855 counting only the distinct ones).
The product of its digits is 63504, while the sum is 41.
The square root of 49779212 is about 7055.4384697197. The cubic root of 49779212 is about 367.8600897726.
The spelling of 49779212 in words is "forty-nine million, seven hundred seventy-nine thousand, two hundred twelve".
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