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80204343 = 329921889
BaseRepresentation
bin1001100011111…
…01001000110111
312120220210200020
410301331020313
5131013014333
611543020223
71662503622
oct461751067
9176823606
1080204343
114130078a
1222a3a673
13138023bb
14a91adb9
1570943b3
hex4c7d237

80204343 has 8 divisors (see below), whose sum is σ = 110626800. Its totient is φ = 51625728.

The previous prime is 80204329. The next prime is 80204387. The reversal of 80204343 is 34340208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80204343 - 28 = 80204087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80200343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460858 + ... + 461031.

It is an arithmetic number, because the mean of its divisors is an integer number (13828350).

Almost surely, 280204343 is an apocalyptic number.

80204343 is a deficient number, since it is larger than the sum of its proper divisors (30422457).

80204343 is a wasteful number, since it uses less digits than its factorization.

80204343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921921.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 80204343 is about 8955.6877457848. The cubic root of 80204343 is about 431.2534957919.

The spelling of 80204343 in words is "eighty million, two hundred four thousand, three hundred forty-three".

Divisors: 1 3 29 87 921889 2765667 26734781 80204343