Search a number
-
+
10028886 = 237733271
BaseRepresentation
bin100110010000…
…011101010110
3200212112001020
4212100131112
510031411021
6554542010
7151146510
oct46203526
920775036
1010028886
11572a93a
123437906
132101a6a
141490bb0
15d317c6
hex990756

10028886 has 32 divisors (see below), whose sum is σ = 23244288. Its totient is φ = 2825280.

The previous prime is 10028881. The next prime is 10028891. The reversal of 10028886 is 68882001.

It is an interprime number because it is at equal distance from previous prime (10028881) and next prime (10028891).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10028881) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1431 + ... + 4701.

It is an arithmetic number, because the mean of its divisors is an integer number (726384).

Almost surely, 210028886 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10028886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11622144).

10028886 is an abundant number, since it is smaller than the sum of its proper divisors (13215402).

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

10028886 is a wasteful number, since it uses less digits than its factorization.

10028886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3356.

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 10028886 is about 3166.8416442885. The cubic root of 10028886 is about 215.6507129177.

The spelling of 10028886 in words is "ten million, twenty-eight thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 7 14 21 42 73 146 219 438 511 1022 1533 3066 3271 6542 9813 19626 22897 45794 68691 137382 238783 477566 716349 1432698 1671481 3342962 5014443 10028886