Base | Representation |
---|---|
bin | 1001101011010… |
… | …1101100110010 |
3 | 2211101012012011 |
4 | 2122311230302 |
5 | 40342341010 |
6 | 4005553134 |
7 | 1002003400 |
oct | 232655462 |
9 | 84335164 |
10 | 40590130 |
11 | 20a03a69 |
12 | 117157aa |
13 | 8542339 |
14 | 5568470 |
15 | 386ba8a |
hex | 26b5b32 |
40590130 has 24 divisors (see below), whose sum is σ = 84991788. Its totient is φ = 13916448.
The previous prime is 40590119. The next prime is 40590131. The reversal of 40590130 is 3109504.
It can be written as a sum of positive squares in 2 ways, for example, as 32867289 + 7722841 = 5733^2 + 2779^2 .
It is not an unprimeable number, because it can be changed into a prime (40590131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40929 + ... + 41908.
Almost surely, 240590130 is an apocalyptic number.
40590130 is an abundant number, since it is smaller than the sum of its proper divisors (44401658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40590130 is a wasteful number, since it uses less digits than its factorization.
40590130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82858 (or 82851 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 22.
The square root of 40590130 is about 6371.0383769053. The cubic root of 40590130 is about 343.6688324061.
Adding to 40590130 its reverse (3109504), we get a palindrome (43699634).
The spelling of 40590130 in words is "forty million, five hundred ninety thousand, one hundred thirty".
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