Base | Representation |
---|---|
bin | 1001101110101… |
… | …1110100011000 |
3 | 2211210110021011 |
4 | 2123223310120 |
5 | 40421434200 |
6 | 4014423304 |
7 | 1003615561 |
oct | 233536430 |
9 | 84713234 |
10 | 40811800 |
11 | 21045567 |
12 | 11801b34 |
13 | 85bc1c3 |
14 | 55c5168 |
15 | 38b25ba |
hex | 26ebd18 |
40811800 has 24 divisors (see below), whose sum is σ = 94887900. Its totient is φ = 16324640.
The previous prime is 40811789. The next prime is 40811801. The reversal of 40811800 is 811804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40811801) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101830 + ... + 102229.
Almost surely, 240811800 is an apocalyptic number.
40811800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40811800 is an abundant number, since it is smaller than the sum of its proper divisors (54076100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40811800 is a wasteful number, since it uses less digits than its factorization.
40811800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204075 (or 204066 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 22.
The square root of 40811800 is about 6388.4113831218. The cubic root of 40811800 is about 344.2933094223.
The spelling of 40811800 in words is "forty million, eight hundred eleven thousand, eight hundred".
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