Base | Representation |
---|---|
bin | 101110011101110001… |
… | …111011101101111001 |
3 | 11202210001010122102020 |
4 | 232131301323231321 |
5 | 1304134242042300 |
6 | 34530413225053 |
7 | 3414235621215 |
oct | 563561735571 |
9 | 152701118366 |
10 | 49891752825 |
11 | 1a182659382 |
12 | 9804792189 |
13 | 49214cc445 |
14 | 25b41d3945 |
15 | 14701118a0 |
hex | b9dc7bb79 |
49891752825 has 48 divisors (see below), whose sum is σ = 84170803200. Its totient is φ = 26071156800.
The previous prime is 49891752821. The next prime is 49891752829. The reversal of 49891752825 is 52825719894.
It is an interprime number because it is at equal distance from previous prime (49891752821) and next prime (49891752829).
It is not a de Polignac number, because 49891752825 - 22 = 49891752821 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49891752821) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 744036 + ... + 808314.
It is an arithmetic number, because the mean of its divisors is an integer number (1753558400).
Almost surely, 249891752825 is an apocalyptic number.
It is an amenable number.
49891752825 is a deficient number, since it is larger than the sum of its proper divisors (34279050375).
49891752825 is a wasteful number, since it uses less digits than its factorization.
49891752825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64502 (or 64497 counting only the distinct ones).
The product of its digits is 14515200, while the sum is 60.
The spelling of 49891752825 in words is "forty-nine billion, eight hundred ninety-one million, seven hundred fifty-two thousand, eight hundred twenty-five".
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