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80648204 = 227131713033
BaseRepresentation
bin1001100111010…
…01100000001100
312121202100112112
410303221200030
5131121220304
612000323152
71666332650
oct463514014
9177670475
1080648204
114158420a
12230134b8
1313929440
14a9d4a60
157130b6e
hex4ce980c

80648204 has 48 divisors (see below), whose sum is σ = 183935808. Its totient is φ = 30025728.

The previous prime is 80648203. The next prime is 80648207. The reversal of 80648204 is 40284608.

It is not an unprimeable number, because it can be changed into a prime (80648203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329 + ... + 12704.

It is an arithmetic number, because the mean of its divisors is an integer number (3831996).

Almost surely, 280648204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80648204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91967904).

80648204 is an abundant number, since it is smaller than the sum of its proper divisors (103287604).

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

80648204 is a wasteful number, since it uses less digits than its factorization.

80648204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13074 (or 13072 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 80648204 is about 8980.4345106459. The cubic root of 80648204 is about 432.0475699217.

The spelling of 80648204 in words is "eighty million, six hundred forty-eight thousand, two hundred four".

Divisors: 1 2 4 7 13 14 17 26 28 34 52 68 91 119 182 221 238 364 442 476 884 1547 3094 6188 13033 26066 52132 91231 169429 182462 221561 338858 364924 443122 677716 886244 1186003 1550927 2372006 2880293 3101854 4744012 5760586 6203708 11521172 20162051 40324102 80648204