Base | Representation |
---|---|
bin | 1001101111001… |
… | …1110111001000 |
3 | 2211212010110022 |
4 | 2123303313020 |
5 | 40424012434 |
6 | 4015240012 |
7 | 1004113613 |
oct | 233636710 |
9 | 84763408 |
10 | 40844744 |
11 | 21068296 |
12 | 11819008 |
13 | 86011b5 |
14 | 55d317a |
15 | 38bc22e |
hex | 26f3dc8 |
40844744 has 32 divisors (see below), whose sum is σ = 83290680. Its totient is φ = 18699264.
The previous prime is 40844743. The next prime is 40844773. The reversal of 40844744 is 44744804.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 38912644 + 1932100 = 6238^2 + 1390^2 .
It is a super-2 number, since 2×408447442 = 3336586224851072, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (40844743) 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, 974 + ... + 9090.
Almost surely, 240844744 is an apocalyptic number.
It is an amenable number.
40844744 is an abundant number, since it is smaller than the sum of its proper divisors (42445936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40844744 is a wasteful number, since it uses less digits than its factorization.
40844744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8177 (or 8173 counting only the distinct ones).
The product of its (nonzero) digits is 57344, while the sum is 35.
The square root of 40844744 is about 6390.9892817935. The cubic root of 40844744 is about 344.3859243704.
The spelling of 40844744 in words is "forty million, eight hundred forty-four thousand, seven hundred forty-four".
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