Search a number
-
+
80235103 = 1359731433
BaseRepresentation
bin1001100100001…
…00101001011111
312120222100212111
410302010221133
5131020010403
611543414451
71662662404
oct462045137
9176870774
1080235103
1141321903
1222a54427
13138133c0
14a9282ab
15709d56d
hex4c84a5f

80235103 has 16 divisors (see below), whose sum is σ = 89137440. Its totient is φ = 71760384.

The previous prime is 80235097. The next prime is 80235137. The reversal of 80235103 is 30153208.

It is a cyclic number.

It is not a de Polignac number, because 80235103 - 29 = 80234591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80235173) 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, 55275 + ... + 56707.

It is an arithmetic number, because the mean of its divisors is an integer number (5571090).

Almost surely, 280235103 is an apocalyptic number.

80235103 is a deficient number, since it is larger than the sum of its proper divisors (8902337).

80235103 is a wasteful number, since it uses less digits than its factorization.

80235103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 80235103 is about 8957.4049255351. The cubic root of 80235103 is about 431.3086202467.

The spelling of 80235103 in words is "eighty million, two hundred thirty-five thousand, one hundred three".

Divisors: 1 13 59 73 767 949 1433 4307 18629 55991 84547 104609 1099111 1359917 6171931 80235103