Base | Representation |
---|---|
bin | 1001100110001… |
… | …1111110000000 |
3 | 2210202011222021 |
4 | 2121203332000 |
5 | 40301132420 |
6 | 3554451224 |
7 | 666110365 |
oct | 231437600 |
9 | 83664867 |
10 | 40255360 |
11 | 207a54a2 |
12 | 11593b14 |
13 | 8455b52 |
14 | 54bc46c |
15 | 38027aa |
hex | 2663f80 |
40255360 has 64 divisors (see below), whose sum is σ = 99388800. Its totient is φ = 15575040.
The previous prime is 40255349. The next prime is 40255363. The reversal of 40255360 is 6355204.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40255363) 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, 18826 + ... + 20854.
It is an arithmetic number, because the mean of its divisors is an integer number (1552950).
Almost surely, 240255360 is an apocalyptic number.
40255360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40255360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49694400).
40255360 is an abundant number, since it is smaller than the sum of its proper divisors (59133440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40255360 is a wasteful number, since it uses less digits than its factorization.
40255360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2079 (or 2067 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 40255360 is about 6344.7111833400. The cubic root of 40255360 is about 342.7214118821.
The spelling of 40255360 in words is "forty million, two hundred fifty-five thousand, three hundred sixty".
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