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10228055 = 52045611
BaseRepresentation
bin100111000001…
…000101010111
3201020122020212
4213001011113
510104244210
61003120035
7152636255
oct47010527
921218225
1010228055
115856542
12351301b
132171606
1415035d5
15d70805
hex9c1157

10228055 has 4 divisors (see below), whose sum is σ = 12273672. Its totient is φ = 8182440.

The previous prime is 10228027. The next prime is 10228069. The reversal of 10228055 is 55082201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55082201 = 251219451.

It is not a de Polignac number, because 10228055 - 26 = 10227991 is a prime.

It is a super-2 number, since 2×102280552 = 209226218166050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10228055.

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 3 ways as a sum of consecutive naturals, for example, 1022801 + ... + 1022810.

It is an arithmetic number, because the mean of its divisors is an integer number (3068418).

Almost surely, 210228055 is an apocalyptic number.

10228055 is a deficient number, since it is larger than the sum of its proper divisors (2045617).

10228055 is an equidigital number, since it uses as much as digits as its factorization.

10228055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045616.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 10228055 is about 3198.1330491398. The cubic root of 10228055 is about 217.0689397076.

The spelling of 10228055 in words is "ten million, two hundred twenty-eight thousand, fifty-five".

Divisors: 1 5 2045611 10228055