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1445234230 = 251113138493
BaseRepresentation
bin101011000100100…
…1000011000110110
310201201110111122201
41112021020120312
510424434443410
6355224215114
750546200606
oct12611103066
93651414581
101445234230
11681884960
1234400a49a
131a05588ab
14d9d28c06
1586d2c83a
hex56248636

1445234230 has 16 divisors (see below), whose sum is σ = 2837914704. Its totient is φ = 525539680.

The previous prime is 1445234213. The next prime is 1445234261. The reversal of 1445234230 is 324325441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 6569137 + ... + 6569356.

It is an arithmetic number, because the mean of its divisors is an integer number (177369669).

Almost surely, 21445234230 is an apocalyptic number.

1445234230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445234230 is a deficient number, since it is larger than the sum of its proper divisors (1392680474).

1445234230 is a wasteful number, since it uses less digits than its factorization.

1445234230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13138511.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 1445234230 is about 38016.2363997279. The cubic root of 1445234230 is about 1130.6098021699.

Adding to 1445234230 its reverse (324325441), we get a palindrome (1769559671).

The spelling of 1445234230 in words is "one billion, four hundred forty-five million, two hundred thirty-four thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 13138493 26276986 65692465 131384930 144523423 289046846 722617115 1445234230