Base | Representation |
---|---|
bin | 1001111111001… |
… | …1111111010000 |
3 | 2220211102112201 |
4 | 2133303333100 |
5 | 41211100330 |
6 | 4053532544 |
7 | 1016043322 |
oct | 237637720 |
9 | 86742481 |
10 | 41893840 |
11 | 2171450a |
12 | 12044154 |
13 | 88aa871 |
14 | 57c7612 |
15 | 3a27eca |
hex | 27f3fd0 |
41893840 has 20 divisors (see below), whose sum is σ = 97403364. Its totient is φ = 16757504.
The previous prime is 41893807. The next prime is 41893843. The reversal of 41893840 is 4839814.
It can be written as a sum of positive squares in 2 ways, for example, as 14561856 + 27331984 = 3816^2 + 5228^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 41893840.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (41893843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261757 + ... + 261916.
Almost surely, 241893840 is an apocalyptic number.
41893840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
41893840 is an abundant number, since it is smaller than the sum of its proper divisors (55509524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
41893840 is a wasteful number, since it uses less digits than its factorization.
41893840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 523686 (or 523680 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 41893840 is about 6472.5450944740. The cubic root of 41893840 is about 347.3095483492.
The spelling of 41893840 in words is "forty-one million, eight hundred ninety-three thousand, eight hundred forty".
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