Base | Representation |
---|---|
bin | 1011110111111… |
… | …1011100111011 |
3 | 10110201100202220 |
4 | 2331333130323 |
5 | 100222230430 |
6 | 4535255123 |
7 | 1143223263 |
oct | 275773473 |
9 | 113640686 |
10 | 49805115 |
11 | 26128358 |
12 | 1481a4a3 |
13 | a41a7a9 |
14 | 68867a3 |
15 | 458c110 |
hex | 2f7f73b |
49805115 has 8 divisors (see below), whose sum is σ = 79688208. Its totient is φ = 26562720.
The previous prime is 49805113. The next prime is 49805131. The reversal of 49805115 is 51150894.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49805115 - 21 = 49805113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49805113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1660156 + ... + 1660185.
It is an arithmetic number, because the mean of its divisors is an integer number (9961026).
Almost surely, 249805115 is an apocalyptic number.
49805115 is a deficient number, since it is larger than the sum of its proper divisors (29883093).
49805115 is a wasteful number, since it uses less digits than its factorization.
49805115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3320349.
The product of its (nonzero) digits is 7200, while the sum is 33.
The square root of 49805115 is about 7057.2739071117. The cubic root of 49805115 is about 367.9238849943.
The spelling of 49805115 in words is "forty-nine million, eight hundred five thousand, one hundred fifteen".
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