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80676852 = 2236723071
BaseRepresentation
bin1001100111100…
…00011111110100
312121210210211120
410303300133310
5131123124402
612001103540
71666512324
oct463603764
9177723746
1080676852
11415a3793
1223027bb0
13139394a9
14aa01284
1571393bc
hex4cf07f4

80676852 has 12 divisors (see below), whose sum is σ = 188246016. Its totient is φ = 26892280.

The previous prime is 80676839. The next prime is 80676853. The reversal of 80676852 is 25867608.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80676853) 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, 3361524 + ... + 3361547.

It is an arithmetic number, because the mean of its divisors is an integer number (15687168).

Almost surely, 280676852 is an apocalyptic number.

It is an amenable number.

80676852 is an abundant number, since it is smaller than the sum of its proper divisors (107569164).

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

80676852 is a wasteful number, since it uses less digits than its factorization.

80676852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6723078 (or 6723076 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 80676852 is about 8982.0293920695. The cubic root of 80676852 is about 432.0987214369.

The spelling of 80676852 in words is "eighty million, six hundred seventy-six thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 6723071 13446142 20169213 26892284 40338426 80676852