Base | Representation |
---|---|
bin | 1011111010111… |
… | …0111111110000 |
3 | 10111002020220112 |
4 | 2332232333300 |
5 | 100244443411 |
6 | 4543400452 |
7 | 1144664114 |
oct | 276567760 |
9 | 114066815 |
10 | 49999856 |
11 | 262506a5 |
12 | 148b3128 |
13 | a48831a |
14 | 68d7744 |
15 | 45c9b8b |
hex | 2faeff0 |
49999856 has 20 divisors (see below), whose sum is σ = 102573792. Its totient is φ = 23529216.
The previous prime is 49999853. The next prime is 49999877. The reversal of 49999856 is 65899994.
It is a junction number, because it is equal to n+sod(n) for n = 49999795 and 49999804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49999853) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91640 + ... + 92183.
Almost surely, 249999856 is an apocalyptic number.
It is an amenable number.
49999856 is an abundant number, since it is smaller than the sum of its proper divisors (52573936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49999856 is a wasteful number, since it uses less digits than its factorization.
49999856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183848 (or 183842 counting only the distinct ones).
The product of its digits is 6298560, while the sum is 59.
The square root of 49999856 is about 7071.0576295205. The cubic root of 49999856 is about 368.4027961967.
The spelling of 49999856 in words is "forty-nine million, nine hundred ninety-nine thousand, eight hundred fifty-six".
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