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80230233 = 3231995843
BaseRepresentation
bin1001100100000…
…11011101011001
312120222010012010
410302003131121
5131014331413
611543340133
71662642246
oct462033531
9176863163
1080230233
1141319186
1222a51649
1313811115
14a9265cd
15709bdc3
hex4c83759

80230233 has 16 divisors (see below), whose sum is σ = 112204800. Its totient is φ = 50895504.

The previous prime is 80230231. The next prime is 80230243. The reversal of 80230233 is 33203208.

It is not a de Polignac number, because 80230233 - 21 = 80230231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80230231) 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, 10810 + ... + 16652.

It is an arithmetic number, because the mean of its divisors is an integer number (7012800).

Almost surely, 280230233 is an apocalyptic number.

It is an amenable number.

80230233 is a deficient number, since it is larger than the sum of its proper divisors (31974567).

80230233 is a wasteful number, since it uses less digits than its factorization.

80230233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 80230233 is about 8957.1330792838. The cubic root of 80230233 is about 431.2998937442.

The spelling of 80230233 in words is "eighty million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 3 23 69 199 597 4577 5843 13731 17529 134389 403167 1162757 3488271 26743411 80230233