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40250553 = 373116163
BaseRepresentation
bin1001100110001…
…0110010111001
32210201221101020
42121202302321
540301004203
63554413053
7666060360
oct231426271
983657336
1040250553
11207a1922
1211591189
1384538c5
1454ba7d7
153801153
hex2662cb9

40250553 has 16 divisors (see below), whose sum is σ = 61541376. Its totient is φ = 22922640.

The previous prime is 40250533. The next prime is 40250557. The reversal of 40250553 is 35505204.

40250553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40250553 - 220 = 39201977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40250557) 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 15 ways as a sum of consecutive naturals, for example, 3450 + ... + 9612.

It is an arithmetic number, because the mean of its divisors is an integer number (3846336).

Almost surely, 240250553 is an apocalyptic number.

It is an amenable number.

40250553 is a deficient number, since it is larger than the sum of its proper divisors (21290823).

40250553 is a wasteful number, since it uses less digits than its factorization.

40250553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6484.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 40250553 is about 6344.3323525805. The cubic root of 40250553 is about 342.7077695795.

Adding to 40250553 its reverse (35505204), we get a palindrome (75755757).

The spelling of 40250553 in words is "forty million, two hundred fifty thousand, five hundred fifty-three".

Divisors: 1 3 7 21 311 933 2177 6163 6531 18489 43141 129423 1916693 5750079 13416851 40250553