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327968220 = 223531176327
BaseRepresentation
bin10011100011000…
…110010111011100
3211212010111211010
4103203012113130
51132424440340
652313255220
711061453366
oct2343062734
9755114733
10327968220
11159147418
1291a04510
1352c41048
14317b3d36
151dbd5b80
hex138c65dc

327968220 has 48 divisors (see below), whose sum is σ = 947939328. Its totient is φ = 84636480.

The previous prime is 327968219. The next prime is 327968227. The reversal of 327968220 is 22869723.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327968227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86304 + ... + 90023.

It is an arithmetic number, because the mean of its divisors is an integer number (19748736).

Almost surely, 2327968220 is an apocalyptic number.

327968220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

327968220 is an abundant number, since it is smaller than the sum of its proper divisors (619971108).

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

327968220 is a wasteful number, since it uses less digits than its factorization.

327968220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176370 (or 176368 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 327968220 is about 18109.8928765468. The cubic root of 327968220 is about 689.6211741165.

The spelling of 327968220 in words is "three hundred twenty-seven million, nine hundred sixty-eight thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 176327 352654 528981 705308 881635 1057962 1763270 2115924 2644905 3526540 5289810 5466137 10579620 10932274 16398411 21864548 27330685 32796822 54661370 65593644 81992055 109322740 163984110 327968220