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9010040 = 2351317327
BaseRepresentation
bin100010010111…
…101101111000
3121221202110012
4202113231320
54301310130
6521041052
7136404224
oct42275570
917852405
109010040
1150a4416
123026188
131b360b0
1412a7784
15bce995
hex897b78

9010040 has 32 divisors (see below), whose sum is σ = 21833280. Its totient is φ = 3326592.

The previous prime is 9010033. The next prime is 9010063. The reversal of 9010040 is 400109.

It is a junction number, because it is equal to n+sod(n) for n = 9009997 and 9010024.

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 7 ways as a sum of consecutive naturals, for example, 8144 + ... + 9183.

It is an arithmetic number, because the mean of its divisors is an integer number (682290).

Almost surely, 29010040 is an apocalyptic number.

It is an amenable number.

9010040 is an abundant number, since it is smaller than the sum of its proper divisors (12823240).

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

9010040 is a wasteful number, since it uses less digits than its factorization.

9010040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17351 (or 17347 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 9010040 is about 3001.6728669194. The cubic root of 9010040 is about 208.0857018631.

Adding to 9010040 its reverse (400109), we get a palindrome (9410149).

The spelling of 9010040 in words is "nine million, ten thousand, forty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 17327 34654 69308 86635 138616 173270 225251 346540 450502 693080 901004 1126255 1802008 2252510 4505020 9010040