Base | Representation |
---|---|
bin | 1011110111111… |
… | …0110100001001 |
3 | 10110201020012020 |
4 | 2331332310021 |
5 | 100222140010 |
6 | 4535235053 |
7 | 1143212544 |
oct | 275766411 |
9 | 113636166 |
10 | 49802505 |
11 | 261263a5 |
12 | 14818a89 |
13 | a41954c |
14 | 688585b |
15 | 458b470 |
hex | 2f7ed09 |
49802505 has 16 divisors (see below), whose sum is σ = 80222400. Its totient is φ = 26381888.
The previous prime is 49802497. The next prime is 49802509. The reversal of 49802505 is 50520894.
It is a cyclic number.
It is not a de Polignac number, because 49802505 - 23 = 49802497 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49802509) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8907 + ... + 13376.
It is an arithmetic number, because the mean of its divisors is an integer number (5013900).
Almost surely, 249802505 is an apocalyptic number.
It is an amenable number.
49802505 is a deficient number, since it is larger than the sum of its proper divisors (30419895).
49802505 is a wasteful number, since it uses less digits than its factorization.
49802505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22440.
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 49802505 is about 7057.0889890946. The cubic root of 49802505 is about 367.9174579563.
The spelling of 49802505 in words is "forty-nine million, eight hundred two thousand, five hundred five".
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