Base | Representation |
---|---|
bin | 1001100110001… |
… | …0011001000111 |
3 | 2210201212010010 |
4 | 2121202121013 |
5 | 40300431103 |
6 | 3554401303 |
7 | 666052512 |
oct | 231423107 |
9 | 83655103 |
10 | 40248903 |
11 | 207a0662 |
12 | 11590233 |
13 | 8452c26 |
14 | 54b9d79 |
15 | 3800903 |
hex | 2662647 |
40248903 has 8 divisors (see below), whose sum is σ = 54913408. Its totient is φ = 26208504.
The previous prime is 40248893. The next prime is 40248907. The reversal of 40248903 is 30984204.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40248903 - 28 = 40248647 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40248907) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155875 + ... + 156132.
It is an arithmetic number, because the mean of its divisors is an integer number (6864176).
Almost surely, 240248903 is an apocalyptic number.
40248903 is a gapful number since it is divisible by the number (43) formed by its first and last digit.
40248903 is a deficient number, since it is larger than the sum of its proper divisors (14664505).
40248903 is a wasteful number, since it uses less digits than its factorization.
40248903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312053.
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 40248903 is about 6344.2023139241. The cubic root of 40248903 is about 342.7030866165.
The spelling of 40248903 in words is "forty million, two hundred forty-eight thousand, nine hundred three".
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