Base | Representation |
---|---|
bin | 1001110001100… |
… | …0110000101000 |
3 | 2212010210202221 |
4 | 2130120300220 |
5 | 40443332010 |
6 | 4022403424 |
7 | 1005313342 |
oct | 234306050 |
9 | 85123687 |
10 | 40995880 |
11 | 211608a2 |
12 | 11890574 |
13 | 8654c23 |
14 | 5632292 |
15 | 38ebdda |
hex | 2718c28 |
40995880 has 32 divisors (see below), whose sum is σ = 92926440. Its totient is φ = 16276480.
The previous prime is 40995853. The next prime is 40995883. The reversal of 40995880 is 8859904.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 39162564 + 1833316 = 6258^2 + 1354^2 .
It is not an unprimeable number, because it can be changed into a prime (40995883) 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, 1740 + ... + 9220.
Almost surely, 240995880 is an apocalyptic number.
40995880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40995880 is an abundant number, since it is smaller than the sum of its proper divisors (51930560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40995880 is a wasteful number, since it uses less digits than its factorization.
40995880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7629 (or 7625 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 43.
The square root of 40995880 is about 6402.8025114008. The cubic root of 40995880 is about 344.8101735253.
The spelling of 40995880 in words is "forty million, nine hundred ninety-five thousand, eight hundred eighty".
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