Base | Representation |
---|---|
bin | 1001100110100… |
… | …1011011110000 |
3 | 2210210022200022 |
4 | 2121221123300 |
5 | 40302341434 |
6 | 3555143012 |
7 | 666232553 |
oct | 231513360 |
9 | 83708608 |
10 | 40277744 |
11 | 208102a1 |
12 | 115a4a68 |
13 | 84630b0 |
14 | 54c669a |
15 | 380922e |
hex | 26696f0 |
40277744 has 40 divisors (see below), whose sum is σ = 86109072. Its totient is φ = 18132480.
The previous prime is 40277737. The next prime is 40277753. The reversal of 40277744 is 44777204.
40277744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 6167 + ... + 10889.
Almost surely, 240277744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40277744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43054536).
40277744 is an abundant number, since it is smaller than the sum of its proper divisors (45831328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40277744 is a wasteful number, since it uses less digits than its factorization.
40277744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4785 (or 4779 counting only the distinct ones).
The product of its (nonzero) digits is 43904, while the sum is 35.
The square root of 40277744 is about 6346.4749270757. The cubic root of 40277744 is about 342.7849235454.
The spelling of 40277744 in words is "forty million, two hundred seventy-seven thousand, seven hundred forty-four".
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