Base | Representation |
---|---|
bin | 1011110111101… |
… | …0000000101101 |
3 | 10110200020012111 |
4 | 2331322000231 |
5 | 100221022304 |
6 | 4535004021 |
7 | 1143101305 |
oct | 275720055 |
9 | 113606174 |
10 | 49782829 |
11 | 26112638 |
12 | 14809611 |
13 | a4105c5 |
14 | 687c605 |
15 | 4585704 |
hex | 2f7a02d |
49782829 has 4 divisors (see below), whose sum is σ = 49901500. Its totient is φ = 49664160.
The previous prime is 49782781. The next prime is 49782839. The reversal of 49782829 is 92828794.
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 3515625 + 46267204 = 1875^2 + 6802^2 .
It is a cyclic number.
It is not a de Polignac number, because 49782829 - 27 = 49782701 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 (49782839) 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, 58704 + ... + 59545.
It is an arithmetic number, because the mean of its divisors is an integer number (12475375).
Almost surely, 249782829 is an apocalyptic number.
It is an amenable number.
49782829 is a deficient number, since it is larger than the sum of its proper divisors (118671).
49782829 is a wasteful number, since it uses less digits than its factorization.
49782829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118670.
The product of its digits is 580608, while the sum is 49.
The square root of 49782829 is about 7055.6947921519. The cubic root of 49782829 is about 367.8689992327.
The spelling of 49782829 in words is "forty-nine million, seven hundred eighty-two thousand, eight hundred twenty-nine".
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