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10128286 = 272273187
BaseRepresentation
bin100110101000…
…101110011110
3201001120101201
4212220232132
510043101121
61001030114
7152042350
oct46505636
921046351
1010128286
115798593
12348533a
13213808c
1414b90d0
15d50e91
hex9a8b9e

10128286 has 16 divisors (see below), whose sum is σ = 17444736. Its totient is φ = 4320216.

The previous prime is 10128281. The next prime is 10128301. The reversal of 10128286 is 68282101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10128281) by changing a digit.

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, 1585 + ... + 4771.

It is an arithmetic number, because the mean of its divisors is an integer number (1090296).

Almost surely, 210128286 is an apocalyptic number.

10128286 is a deficient number, since it is larger than the sum of its proper divisors (7316450).

10128286 is a wasteful number, since it uses less digits than its factorization.

10128286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 10128286 is about 3182.4968185373. The cubic root of 10128286 is about 216.3608366300.

The spelling of 10128286 in words is "ten million, one hundred twenty-eight thousand, two hundred eighty-six".

Divisors: 1 2 7 14 227 454 1589 3178 3187 6374 22309 44618 723449 1446898 5064143 10128286