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80246241 = 3323129221
BaseRepresentation
bin1001100100001…
…11010111100001
312120222221011000
410302013113201
5131020334431
611543542213
71663040025
oct462072741
9176887130
1080246241
114132a209
1222a5a969
13138184aa
14a92c385
1570a19e6
hex4c875e1

80246241 has 16 divisors (see below), whose sum is σ = 124053120. Its totient is φ = 51171120.

The previous prime is 80246207. The next prime is 80246251. The reversal of 80246241 is 14264208.

It is not a de Polignac number, because 80246241 - 27 = 80246113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (80246251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63990 + ... + 65231.

It is an arithmetic number, because the mean of its divisors is an integer number (7753320).

Almost surely, 280246241 is an apocalyptic number.

It is an amenable number.

80246241 is a deficient number, since it is larger than the sum of its proper divisors (43806879).

80246241 is a wasteful number, since it uses less digits than its factorization.

80246241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129253 (or 129247 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 80246241 is about 8958.0266242069. The cubic root of 80246241 is about 431.3285769862.

The spelling of 80246241 in words is "eighty million, two hundred forty-six thousand, two hundred forty-one".

Divisors: 1 3 9 23 27 69 207 621 129221 387663 1162989 2972083 3488967 8916249 26748747 80246241