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10420886 = 272332363
BaseRepresentation
bin100111110000…
…001010010110
3201121102202202
4213300022112
510131432021
61011204502
7154401410
oct47601226
921542682
1010420886
115978403
1235a6732
13220b308
1415539b0
15daca0b
hex9f0296

10420886 has 16 divisors (see below), whose sum is σ = 18641664. Its totient is φ = 4271784.

The previous prime is 10420829. The next prime is 10420901. The reversal of 10420886 is 68802401.

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, 15860 + ... + 16503.

It is an arithmetic number, because the mean of its divisors is an integer number (1165104).

Almost surely, 210420886 is an apocalyptic number.

10420886 is a deficient number, since it is larger than the sum of its proper divisors (8220778).

10420886 is a wasteful number, since it uses less digits than its factorization.

10420886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32395.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 10420886 is about 3228.1397119703. The cubic root of 10420886 is about 218.4245996210.

The spelling of 10420886 in words is "ten million, four hundred twenty thousand, eight hundred eighty-six".

Divisors: 1 2 7 14 23 46 161 322 32363 64726 226541 453082 744349 1488698 5210443 10420886