Base | Representation |
---|---|
bin | 1011101110100… |
… | …0111100001000 |
3 | 10102120001002121 |
4 | 2323220330020 |
5 | 100043013431 |
6 | 4514141024 |
7 | 1135045021 |
oct | 273507410 |
9 | 112501077 |
10 | 49188616 |
11 | 25847154 |
12 | 14581774 |
13 | a262cb9 |
14 | 6765c48 |
15 | 44b9611 |
hex | 2ee8f08 |
49188616 has 32 divisors (see below), whose sum is σ = 98648280. Its totient is φ = 22912000.
The previous prime is 49188593. The next prime is 49188619. The reversal of 49188616 is 61688194.
49188616 = T936 + T937 + ... + T1036.
49188616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 45616516 + 3572100 = 6754^2 + 1890^2 .
It is not an unprimeable number, because it can be changed into a prime (49188619) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11946 + ... + 15526.
Almost surely, 249188616 is an apocalyptic number.
It is an amenable number.
49188616 is an abundant number, since it is smaller than the sum of its proper divisors (49459664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49188616 is a wasteful number, since it uses less digits than its factorization.
49188616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3705 (or 3701 counting only the distinct ones).
The product of its digits is 82944, while the sum is 43.
The square root of 49188616 is about 7013.4596313089. The cubic root of 49188616 is about 366.3994960997.
It can be divided in two parts, 491 and 88616, that multiplied together give a triangular number (43510456 = T9328).
The spelling of 49188616 in words is "forty-nine million, one hundred eighty-eight thousand, six hundred sixteen".
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