Base | Representation |
---|---|
bin | 1011111010111… |
… | …0001111101100 |
3 | 10111002002200121 |
4 | 2332232033230 |
5 | 100244344110 |
6 | 4543334324 |
7 | 1144652131 |
oct | 276561754 |
9 | 114062617 |
10 | 49996780 |
11 | 26249359 |
12 | 148b13a4 |
13 | a486ac2 |
14 | 68d6588 |
15 | 45c8cda |
hex | 2fae3ec |
49996780 has 48 divisors (see below), whose sum is σ = 107666496. Its totient is φ = 19496960.
The previous prime is 49996763. The next prime is 49996781. The reversal of 49996780 is 8769994.
It is not an unprimeable number, because it can be changed into a prime (49996781) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194412 + ... + 194668.
It is an arithmetic number, because the mean of its divisors is an integer number (2243052).
Almost surely, 249996780 is an apocalyptic number.
It is an amenable number.
49996780 is an abundant number, since it is smaller than the sum of its proper divisors (57669716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49996780 is a wasteful number, since it uses less digits than its factorization.
49996780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474 (or 472 counting only the distinct ones).
The product of its (nonzero) digits is 979776, while the sum is 52.
The square root of 49996780 is about 7070.8401198160. The cubic root of 49996780 is about 368.3952413066.
It can be divided in two parts, 499 and 96780, that added together give a palindrome (97279).
The spelling of 49996780 in words is "forty-nine million, nine hundred ninety-six thousand, seven hundred eighty".
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