Base | Representation |
---|---|
bin | 1001101111001… |
… | …0111010010000 |
3 | 2211211221010000 |
4 | 2123302322100 |
5 | 40423401343 |
6 | 4015210000 |
7 | 1004066346 |
oct | 233627220 |
9 | 84757100 |
10 | 40840848 |
11 | 21065374 |
12 | 11816900 |
13 | 85cc4a9 |
14 | 55d1996 |
15 | 38baed3 |
hex | 26f2e90 |
40840848 has 50 divisors (see below), whose sum is σ = 118209014. Its totient is φ = 13613184.
The previous prime is 40840843. The next prime is 40840853. The reversal of 40840848 is 84804804.
40840848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (40840843) and next prime (40840853).
It can be written as a sum of positive squares in only one way, i.e., 21233664 + 19607184 = 4608^2 + 4428^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (40840843) by changing a digit.
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 9 ways as a sum of consecutive naturals, for example, 14461 + ... + 17052.
Almost surely, 240840848 is an apocalyptic number.
40840848 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
40840848 is an abundant number, since it is smaller than the sum of its proper divisors (77368166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40840848 is a wasteful number, since it uses less digits than its factorization.
40840848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31533 (or 31518 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 36.
The square root of 40840848 is about 6390.6844703834. The cubic root of 40840848 is about 344.3749742041.
The spelling of 40840848 in words is "forty million, eight hundred forty thousand, eight hundred forty-eight".
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