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3230345320 = 23580758633
BaseRepresentation
bin1100000010001011…
…0010100001101000
322100010110112201021
43000202302201220
523103432022240
61252313302224
7143023324246
oct30042624150
98303415637
103230345320
11140849a284
12761a04974
133c6334a47
14229047796
1513d8e454a
hexc08b2868

3230345320 has 16 divisors (see below), whose sum is σ = 7268277060. Its totient is φ = 1292138112.

The previous prime is 3230345299. The next prime is 3230345323. The reversal of 3230345320 is 235430323.

It can be written as a sum of positive squares in 2 ways, for example, as 3176675044 + 53670276 = 56362^2 + 7326^2 .

It is not an unprimeable number, because it can be changed into a prime (3230345323) by changing a digit.

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, 40379277 + ... + 40379356.

Almost surely, 23230345320 is an apocalyptic number.

It is an amenable number.

3230345320 is an abundant number, since it is smaller than the sum of its proper divisors (4037931740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3230345320 is a wasteful number, since it uses less digits than its factorization.

3230345320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80758644 (or 80758640 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 3230345320 is about 56836.1268912652. The cubic root of 3230345320 is about 1478.2559990367.

Adding to 3230345320 its reverse (235430323), we get a palindrome (3465775643).

The spelling of 3230345320 in words is "three billion, two hundred thirty million, three hundred forty-five thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 80758633 161517266 323034532 403793165 646069064 807586330 1615172660 3230345320