Base | Representation |
---|---|
bin | 101110001111010100… |
… | …101110011010010011 |
3 | 11202011010202110020101 |
4 | 232033110232122103 |
5 | 1303140144340443 |
6 | 34450350553231 |
7 | 3405232236214 |
oct | 561724563223 |
9 | 152133673211 |
10 | 49649215123 |
11 | 1a0687621a2 |
12 | 9757508817 |
13 | 48b31a0501 |
14 | 258dcdb40b |
15 | 1458ba384d |
hex | b8f52e693 |
49649215123 has 8 divisors (see below), whose sum is σ = 51315875792. Its totient is φ = 47999648736.
The previous prime is 49649215117. The next prime is 49649215177. The reversal of 49649215123 is 32151294694.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49649215123 - 225 = 49615660691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49649215103) 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, 4267665 + ... + 4279282.
It is an arithmetic number, because the mean of its divisors is an integer number (6414484474).
Almost surely, 249649215123 is an apocalyptic number.
49649215123 is a deficient number, since it is larger than the sum of its proper divisors (1666660669).
49649215123 is a wasteful number, since it uses less digits than its factorization.
49649215123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8547141.
The product of its digits is 466560, while the sum is 46.
The spelling of 49649215123 in words is "forty-nine billion, six hundred forty-nine million, two hundred fifteen thousand, one hundred twenty-three".
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