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22230445153 = 73175777879
BaseRepresentation
bin10100101101000010…
…011010110001100001
32010101021111121210111
4110231002122301201
5331011443221103
614113523331321
71414614444310
oct245502326141
963337447714
1022230445153
119478563524
124384b20b41
132133808a77
14110c60a277
158a199d86d
hex52d09ac61

22230445153 has 4 divisors (see below), whose sum is σ = 25406223040. Its totient is φ = 19054667268.

The previous prime is 22230445121. The next prime is 22230445157. The reversal of 22230445153 is 35154403222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22230445153 - 25 = 22230445121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22230445157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1587888933 + ... + 1587888946.

It is an arithmetic number, because the mean of its divisors is an integer number (6351555760).

Almost surely, 222230445153 is an apocalyptic number.

It is an amenable number.

22230445153 is a deficient number, since it is larger than the sum of its proper divisors (3175777887).

22230445153 is an equidigital number, since it uses as much as digits as its factorization.

22230445153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175777886.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 22230445153 its reverse (35154403222), we get a palindrome (57384848375).

The spelling of 22230445153 in words is "twenty-two billion, two hundred thirty million, four hundred forty-five thousand, one hundred fifty-three".

Divisors: 1 7 3175777879 22230445153