Base | Representation |
---|---|
bin | 1011110110111… |
… | …0100111101001 |
3 | 10110120212012100 |
4 | 2331232213221 |
5 | 100213024134 |
6 | 4534004013 |
7 | 1142515260 |
oct | 275564751 |
9 | 113525170 |
10 | 49736169 |
11 | 2609057a |
12 | 147a6609 |
13 | a3c52b2 |
14 | 68695d7 |
15 | 4576999 |
hex | 2f6e9e9 |
49736169 has 24 divisors (see below), whose sum is σ = 86935680. Its totient is φ = 26748288.
The previous prime is 49736153. The next prime is 49736171. The reversal of 49736169 is 96163794.
It is not a de Polignac number, because 49736169 - 24 = 49736153 is a prime.
It is a super-2 number, since 2×497361692 = 4947373013593122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49736119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22149 + ... + 24290.
It is an arithmetic number, because the mean of its divisors is an integer number (3622320).
Almost surely, 249736169 is an apocalyptic number.
It is an amenable number.
49736169 is a deficient number, since it is larger than the sum of its proper divisors (37199511).
49736169 is a wasteful number, since it uses less digits than its factorization.
49736169 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46469 (or 46466 counting only the distinct ones).
The product of its digits is 244944, while the sum is 45.
The square root of 49736169 is about 7052.3874680848. The cubic root of 49736169 is about 367.7540323300.
Subtracting from 49736169 its product of digits (244944), we obtain a square (49491225 = 70352).
The spelling of 49736169 in words is "forty-nine million, seven hundred thirty-six thousand, one hundred sixty-nine".
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