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40669124 = 2210167281
BaseRepresentation
bin1001101100100…
…0111111000100
32211112012112212
42123020333010
540402402444
64011402552
71002452606
oct233107704
984465485
1040669124
1120a58351
1211753458
13856c292
145589176
15388519e
hex26c8fc4

40669124 has 6 divisors (see below), whose sum is σ = 71170974. Its totient is φ = 20334560.

The previous prime is 40669091. The next prime is 40669133. The reversal of 40669124 is 42196604.

It is a happy number.

40669124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 20866624 + 19802500 = 4568^2 + 4450^2 .

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 as a sum of consecutive naturals, namely, 5083637 + ... + 5083644.

It is an arithmetic number, because the mean of its divisors is an integer number (11861829).

Almost surely, 240669124 is an apocalyptic number.

It is an amenable number.

40669124 is a deficient number, since it is larger than the sum of its proper divisors (30501850).

40669124 is a wasteful number, since it uses less digits than its factorization.

40669124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167285 (or 10167283 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 40669124 is about 6377.2348239656. The cubic root of 40669124 is about 343.8916302773.

The spelling of 40669124 in words is "forty million, six hundred sixty-nine thousand, one hundred twenty-four".

Divisors: 1 2 4 10167281 20334562 40669124