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40650204 = 22372257269
BaseRepresentation
bin1001101100010…
…0010111011100
32211111020121010
42123010113130
540401301304
64011135220
71002343500
oct233042734
984436533
1040650204
1120a45111
1211744510
13856379a
145582300
15387e789
hex26c45dc

40650204 has 72 divisors (see below), whose sum is σ = 111177360. Its totient is φ = 11526144.

The previous prime is 40650187. The next prime is 40650209. The reversal of 40650204 is 40205604.

It is a happy number.

40650204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40650209) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 150982 + ... + 151250.

It is an arithmetic number, because the mean of its divisors is an integer number (1544130).

Almost surely, 240650204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40650204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55588680).

40650204 is an abundant number, since it is smaller than the sum of its proper divisors (70527156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40650204 is a wasteful number, since it uses less digits than its factorization.

40650204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 40650204 is about 6375.7512498528. The cubic root of 40650204 is about 343.8382938373.

Adding to 40650204 its reverse (40205604), we get a palindrome (80855808).

The spelling of 40650204 in words is "forty million, six hundred fifty thousand, two hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 257 269 294 514 538 588 771 807 1028 1076 1542 1614 1799 1883 3084 3228 3598 3766 5397 5649 7196 7532 10794 11298 12593 13181 21588 22596 25186 26362 37779 39543 50372 52724 69133 75558 79086 138266 151116 158172 207399 276532 414798 483931 829596 967862 1451793 1935724 2903586 3387517 5807172 6775034 10162551 13550068 20325102 40650204