Base | Representation |
---|---|
bin | 1001101011110… |
… | …1000011000110 |
3 | 2211102201110222 |
4 | 2122331003012 |
5 | 40344321410 |
6 | 4010344342 |
7 | 1002160220 |
oct | 232750306 |
9 | 84381428 |
10 | 40620230 |
11 | 20a24642 |
12 | 1172b0b2 |
13 | 8552c51 |
14 | 5575410 |
15 | 3875955 |
hex | 26bd0c6 |
40620230 has 32 divisors (see below), whose sum is σ = 86261760. Its totient is φ = 13476960.
The previous prime is 40620197. The next prime is 40620247. The reversal of 40620230 is 3202604.
40620230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 40620199 and 40620208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7190 + ... + 11529.
It is an arithmetic number, because the mean of its divisors is an integer number (2695680).
Almost surely, 240620230 is an apocalyptic number.
40620230 is an abundant number, since it is smaller than the sum of its proper divisors (45641530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40620230 is a wasteful number, since it uses less digits than its factorization.
40620230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18764.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 40620230 is about 6373.4001914206. The cubic root of 40620230 is about 343.7537617219.
Adding to 40620230 its reverse (3202604), we get a palindrome (43822834).
The spelling of 40620230 in words is "forty million, six hundred twenty thousand, two hundred thirty".
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