Base | Representation |
---|---|
bin | 1011110110000… |
… | …0101111011001 |
3 | 10110110222012212 |
4 | 2331200233121 |
5 | 100204214241 |
6 | 4532444505 |
7 | 1142160446 |
oct | 275405731 |
9 | 113428185 |
10 | 49679321 |
11 | 2605189a |
12 | 14779735 |
13 | a3a5463 |
14 | 68529cd |
15 | 4564beb |
hex | 2f60bd9 |
49679321 has 4 divisors (see below), whose sum is σ = 52601652. Its totient is φ = 46756992.
The previous prime is 49679309. The next prime is 49679323. The reversal of 49679321 is 12397694.
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 45373696 + 4305625 = 6736^2 + 2075^2 .
It is a cyclic number.
It is not a de Polignac number, because 49679321 - 210 = 49678297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49679323) 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, 1461140 + ... + 1461173.
It is an arithmetic number, because the mean of its divisors is an integer number (13150413).
Almost surely, 249679321 is an apocalyptic number.
It is an amenable number.
49679321 is a deficient number, since it is larger than the sum of its proper divisors (2922331).
49679321 is a wasteful number, since it uses less digits than its factorization.
49679321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2922330.
The product of its digits is 81648, while the sum is 41.
The square root of 49679321 is about 7048.3559075858. The cubic root of 49679321 is about 367.6138657144.
The spelling of 49679321 in words is "forty-nine million, six hundred seventy-nine thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •