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320422004 = 22719602297
BaseRepresentation
bin10011000110010…
…100000001110100
3211022221010100122
4103012110001310
51124012001004
651443431112
710640353640
oct2306240164
9738833318
10320422004
11154962881
128b385498
13514cb326
14307abc20
151d1e4cbe
hex13194074

320422004 has 24 divisors (see below), whose sum is σ = 674573760. Its totient is φ = 130095936.

The previous prime is 320421991. The next prime is 320422007. The reversal of 320422004 is 400224023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320422007) 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 7 ways as a sum of consecutive naturals, for example, 300617 + ... + 301680.

It is an arithmetic number, because the mean of its divisors is an integer number (28107240).

Almost surely, 2320422004 is an apocalyptic number.

It is an amenable number.

320422004 is an abundant number, since it is smaller than the sum of its proper divisors (354151756).

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

320422004 is a wasteful number, since it uses less digits than its factorization.

320422004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602327 (or 602325 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 320422004 is about 17900.3353041221. The cubic root of 320422004 is about 684.2909202156.

Adding to 320422004 its reverse (400224023), we get a palindrome (720646027).

The spelling of 320422004 in words is "three hundred twenty million, four hundred twenty-two thousand, four".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 602297 1204594 2409188 4216079 8432158 11443643 16864316 22887286 45774572 80105501 160211002 320422004