Base | Representation |
---|---|
bin | 1001100110011… |
… | …1000100110000 |
3 | 2210202211102101 |
4 | 2121213010300 |
5 | 40302034310 |
6 | 3555030144 |
7 | 666162436 |
oct | 231470460 |
9 | 83684371 |
10 | 40268080 |
11 | 20804006 |
12 | 1159b354 |
13 | 845b888 |
14 | 54c2d56 |
15 | 380643a |
hex | 2667130 |
40268080 has 20 divisors (see below), whose sum is σ = 93623472. Its totient is φ = 16107200.
The previous prime is 40268071. The next prime is 40268083. The reversal of 40268080 is 8086204.
It is a tau number, because it is divible by the number of its divisors (20).
It is not an unprimeable number, because it can be changed into a prime (40268083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251596 + ... + 251755.
Almost surely, 240268080 is an apocalyptic number.
40268080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40268080 is an abundant number, since it is smaller than the sum of its proper divisors (53355392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40268080 is a wasteful number, since it uses less digits than its factorization.
40268080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503364 (or 503358 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 40268080 is about 6345.7135138611. The cubic root of 40268080 is about 342.7575061006.
The spelling of 40268080 in words is "forty million, two hundred sixty-eight thousand, eighty".
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