Base | Representation |
---|---|
bin | 1011111010111… |
… | …1000000111101 |
3 | 10111002021000101 |
4 | 2332233000331 |
5 | 100244444213 |
6 | 4543401101 |
7 | 1144664254 |
oct | 276570075 |
9 | 114067011 |
10 | 49999933 |
11 | 26250765 |
12 | 148b3191 |
13 | a488379 |
14 | 68d779b |
15 | 45c9bdd |
hex | 2faf03d |
49999933 has 4 divisors (see below), whose sum is σ = 50561820. Its totient is φ = 49438048.
The previous prime is 49999921. The next prime is 49999991. The reversal of 49999933 is 33999994.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 13675204 + 36324729 = 3698^2 + 6027^2 .
It is a cyclic number.
It is not a de Polignac number, because 49999933 - 213 = 49991741 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49999903) 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, 280810 + ... + 280987.
It is an arithmetic number, because the mean of its divisors is an integer number (12640455).
Almost surely, 249999933 is an apocalyptic number.
It is an amenable number.
49999933 is a deficient number, since it is larger than the sum of its proper divisors (561887).
49999933 is an equidigital number, since it uses as much as digits as its factorization.
49999933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 561886.
The product of its digits is 2125764, while the sum is 55.
The square root of 49999933 is about 7071.0630742485. The cubic root of 49999933 is about 368.4029853106.
The spelling of 49999933 in words is "forty-nine million, nine hundred ninety-nine thousand, nine hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •