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80212008 = 2333342167
BaseRepresentation
bin1001100011111…
…11000000101000
312120221012012010
410301333000220
5131013241013
611543115520
71662535152
oct461770050
9176835163
1080212008
1141306518
1222a42ba0
1313805a36
14a91dad2
1570967c3
hex4c7f028

80212008 has 16 divisors (see below), whose sum is σ = 200530080. Its totient is φ = 26737328.

The previous prime is 80212007. The next prime is 80212009. The reversal of 80212008 is 80021208.

It is an interprime number because it is at equal distance from previous prime (80212007) and next prime (80212009).

It is not an unprimeable number, because it can be changed into a prime (80212007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1671060 + ... + 1671107.

It is an arithmetic number, because the mean of its divisors is an integer number (12533130).

Almost surely, 280212008 is an apocalyptic number.

It is an amenable number.

80212008 is an abundant number, since it is smaller than the sum of its proper divisors (120318072).

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

80212008 is a wasteful number, since it uses less digits than its factorization.

80212008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342176 (or 3342172 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 80212008 is about 8956.1156758943. The cubic root of 80212008 is about 431.2672334218.

It can be divided in two parts, 8021200 and 8, that added together give a palindrome (8021208).

The spelling of 80212008 in words is "eighty million, two hundred twelve thousand, eight".

Divisors: 1 2 3 4 6 8 12 24 3342167 6684334 10026501 13368668 20053002 26737336 40106004 80212008