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80396200 = 2352401981
BaseRepresentation
bin1001100101010…
…11111110101000
312121021112212001
410302223332220
5131040134300
611551100344
71664233153
oct462537650
9177245761
1080396200
1141421945
1222b116b4
131386b821
14a96ac9a
1570d116a
hex4cabfa8

80396200 has 24 divisors (see below), whose sum is σ = 186921630. Its totient is φ = 32158400.

The previous prime is 80396191. The next prime is 80396209. The reversal of 80396200 is 269308.

It is an interprime number because it is at equal distance from previous prime (80396191) and next prime (80396209).

It can be written as a sum of positive squares in 3 ways, for example, as 78605956 + 1790244 = 8866^2 + 1338^2 .

It is not an unprimeable number, because it can be changed into a prime (80396209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200791 + ... + 201190.

Almost surely, 280396200 is an apocalyptic number.

It is an amenable number.

80396200 is an abundant number, since it is smaller than the sum of its proper divisors (106525430).

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

80396200 is a wasteful number, since it uses less digits than its factorization.

80396200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401997 (or 401988 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 80396200 is about 8966.3928087052. The cubic root of 80396200 is about 431.5970894719.

The spelling of 80396200 in words is "eighty million, three hundred ninety-six thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 401981 803962 1607924 2009905 3215848 4019810 8039620 10049525 16079240 20099050 40198100 80396200