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204080352 = 2537303691
BaseRepresentation
bin11000010101000…
…00010011100000
3112020000100121120
430022200103200
5404221032402
632130052240
75025440310
oct1412402340
9466010546
10204080352
11a521a653
125841a080
1333385608
141d165440
1512db33bc
hexc2a04e0

204080352 has 48 divisors (see below), whose sum is σ = 612243072. Its totient is φ = 58308480.

The previous prime is 204080339. The next prime is 204080381. The reversal of 204080352 is 253080402.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151174 + ... + 152517.

It is an arithmetic number, because the mean of its divisors is an integer number (12755064).

Almost surely, 2204080352 is an apocalyptic number.

It is an amenable number.

204080352 is an abundant number, since it is smaller than the sum of its proper divisors (408162720).

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

204080352 is a wasteful number, since it uses less digits than its factorization.

204080352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303711 (or 303703 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 204080352 is about 14285.6694627868. The cubic root of 204080352 is about 588.7538113087.

Subtracting 204080352 from its reverse (253080402), we obtain a triangular number (49000050 = T9899).

The spelling of 204080352 in words is "two hundred four million, eighty thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 303691 607382 911073 1214764 1822146 2125837 2429528 3644292 4251674 4859056 6377511 7288584 8503348 9718112 12755022 14577168 17006696 25510044 29154336 34013392 51020088 68026784 102040176 204080352