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10386138 = 237235327
BaseRepresentation
bin100111100111…
…101011011010
3201112200002210
4213213223122
510124324023
61010335550
7154165200
oct47475332
921480083
1010386138
115954294
12358a5b6
1321c8559
141545070
15da2593
hex9e7ada

10386138 has 24 divisors (see below), whose sum is σ = 24164352. Its totient is φ = 2967384.

The previous prime is 10386137. The next prime is 10386143. The reversal of 10386138 is 83168301.

It is not an unprimeable number, because it can be changed into a prime (10386137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17370 + ... + 17957.

It is an arithmetic number, because the mean of its divisors is an integer number (1006848).

Almost surely, 210386138 is an apocalyptic number.

10386138 is an abundant number, since it is smaller than the sum of its proper divisors (13778214).

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

10386138 is a wasteful number, since it uses less digits than its factorization.

10386138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35346 (or 35339 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 10386138 is about 3222.7531708153. The cubic root of 10386138 is about 218.1815534403.

The spelling of 10386138 in words is "ten million, three hundred eighty-six thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 35327 70654 105981 211962 247289 494578 741867 1483734 1731023 3462046 5193069 10386138