Base | Representation |
---|---|
bin | 1001101101011… |
… | …0100110001010 |
3 | 2211122001000200 |
4 | 2123112212022 |
5 | 40411143444 |
6 | 4012513030 |
7 | 1003104261 |
oct | 233264612 |
9 | 84561020 |
10 | 40724874 |
11 | 20a96223 |
12 | 1177b776 |
13 | 858b778 |
14 | 55a15d8 |
15 | 3896969 |
hex | 26d698a |
40724874 has 24 divisors (see below), whose sum is σ = 91281060. Its totient is φ = 13106688.
The previous prime is 40724869. The next prime is 40724897. The reversal of 40724874 is 47842704.
40724874 is a `hidden beast` number, since 407 + 248 + 7 + 4 = 666.
40724874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 35319249 + 5405625 = 5943^2 + 2325^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38487 + ... + 39530.
Almost surely, 240724874 is an apocalyptic number.
40724874 is an abundant number, since it is smaller than the sum of its proper divisors (50556186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40724874 is a wasteful number, since it uses less digits than its factorization.
40724874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78054 (or 78051 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 36.
The square root of 40724874 is about 6381.6043437368. The cubic root of 40724874 is about 344.0486962341.
It can be divided in two parts, 407 and 24874, that added together give a square (25281 = 1592).
The spelling of 40724874 in words is "forty million, seven hundred twenty-four thousand, eight hundred seventy-four".
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