Base | Representation |
---|---|
bin | 1011110101011… |
… | …0101100100111 |
3 | 10110101212210020 |
4 | 2331112230213 |
5 | 100201410213 |
6 | 4531530223 |
7 | 1141626510 |
oct | 275265447 |
9 | 113355706 |
10 | 49638183 |
11 | 260239a1 |
12 | 14759973 |
13 | a38c80a |
14 | 6841a07 |
15 | 4557923 |
hex | 2f56b27 |
49638183 has 16 divisors (see below), whose sum is σ = 75753216. Its totient is φ = 28321920.
The previous prime is 49638179. The next prime is 49638191. The reversal of 49638183 is 38183694.
It is a happy number.
It is not a de Polignac number, because 49638183 - 22 = 49638179 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49638103) 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, 17160 + ... + 19842.
It is an arithmetic number, because the mean of its divisors is an integer number (4734576).
Almost surely, 249638183 is an apocalyptic number.
49638183 is a deficient number, since it is larger than the sum of its proper divisors (26115033).
49638183 is a wasteful number, since it uses less digits than its factorization.
49638183 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3574.
The product of its digits is 124416, while the sum is 42.
The square root of 49638183 is about 7045.4370339958. The cubic root of 49638183 is about 367.5123675786.
The spelling of 49638183 in words is "forty-nine million, six hundred thirty-eight thousand, one hundred eighty-three".
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