Base | Representation |
---|---|
bin | 1001100100010… |
… | …1111101010110 |
3 | 2210111221100121 |
4 | 2121011331112 |
5 | 40233214223 |
6 | 3552102154 |
7 | 665056123 |
oct | 231057526 |
9 | 83457317 |
10 | 40132438 |
11 | 20721105 |
12 | 1153495a |
13 | 8411c08 |
14 | 548974a |
15 | 37cb15d |
hex | 2645f56 |
40132438 has 8 divisors (see below), whose sum is σ = 60559632. Its totient is φ = 19945896.
The previous prime is 40132429. The next prime is 40132439. The reversal of 40132438 is 83423104.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×401324382 = 3221225159647688, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40132439) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59745 + ... + 60412.
It is an arithmetic number, because the mean of its divisors is an integer number (7569954).
Almost surely, 240132438 is an apocalyptic number.
40132438 is a deficient number, since it is larger than the sum of its proper divisors (20427194).
40132438 is a wasteful number, since it uses less digits than its factorization.
40132438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120326.
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 40132438 is about 6335.0168113431. The cubic root of 40132438 is about 342.3722165256.
The spelling of 40132438 in words is "forty million, one hundred thirty-two thousand, four hundred thirty-eight".
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