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328180230 = 23257520921
BaseRepresentation
bin10011100011111…
…010001000000110
3211212112021122100
4103203322020012
51133003231410
652322012530
711063325450
oct2343721006
9755467570
10328180230
11159281734
1291aa7146
1352cb66b1
143182b2d0
151dc288c0
hex138fa206

328180230 has 48 divisors (see below), whose sum is σ = 975165984. Its totient is φ = 75012480.

The previous prime is 328180201. The next prime is 328180231. The reversal of 328180230 is 32081823.

It is a junction number, because it is equal to n+sod(n) for n = 328180194 and 328180203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328180231) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 259831 + ... + 261090.

It is an arithmetic number, because the mean of its divisors is an integer number (20315958).

Almost surely, 2328180230 is an apocalyptic number.

328180230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

328180230 is an abundant number, since it is smaller than the sum of its proper divisors (646985754).

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

328180230 is a wasteful number, since it uses less digits than its factorization.

328180230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520941 (or 520938 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 328180230 is about 18115.7453614252. The cubic root of 328180230 is about 689.7697404340.

The spelling of 328180230 in words is "three hundred twenty-eight million, one hundred eighty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 630 520921 1041842 1562763 2604605 3125526 3646447 4688289 5209210 7292894 7813815 9376578 10939341 15627630 18232235 21878682 23441445 32818023 36464470 46882890 54696705 65636046 109393410 164090115 328180230