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10013838 = 2313912007
BaseRepresentation
bin100110001100…
…110010001110
3200211202101220
4212030302032
510030420323
6554344210
7151054602
oct46146216
920752356
1010013838
11571a5aa
12342b066
1320c7c63
141489502
15d2c0e3
hex98cc8e

10013838 has 16 divisors (see below), whose sum is σ = 20173440. Its totient is φ = 3313656.

The previous prime is 10013819. The next prime is 10013851. The reversal of 10013838 is 83831001.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5170 + ... + 6837.

It is an arithmetic number, because the mean of its divisors is an integer number (1260840).

Almost surely, 210013838 is an apocalyptic number.

10013838 is an abundant number, since it is smaller than the sum of its proper divisors (10159602).

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

10013838 is a wasteful number, since it uses less digits than its factorization.

10013838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12151.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 10013838 is about 3164.4648836731. The cubic root of 10013838 is about 215.5428000900.

Adding to 10013838 its reverse (83831001), we get a palindrome (93844839).

The spelling of 10013838 in words is "ten million, thirteen thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 139 278 417 834 12007 24014 36021 72042 1668973 3337946 5006919 10013838