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80229065 = 572292259
BaseRepresentation
bin1001100100000…
…11001011001001
312120222001120212
410302003023021
5131014312230
611543330505
71662635660
oct462031311
9176861525
1080229065
1141318314
1222a50a35
1313810727
14a925dd7
15709b895
hex4c832c9

80229065 has 8 divisors (see below), whose sum is σ = 110028480. Its totient is φ = 55014192.

The previous prime is 80229059. The next prime is 80229067. The reversal of 80229065 is 56092208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80229065 - 218 = 79966921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80229067) 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 7 ways as a sum of consecutive naturals, for example, 1146095 + ... + 1146164.

It is an arithmetic number, because the mean of its divisors is an integer number (13753560).

Almost surely, 280229065 is an apocalyptic number.

It is an amenable number.

80229065 is a deficient number, since it is larger than the sum of its proper divisors (29799415).

80229065 is a wasteful number, since it uses less digits than its factorization.

80229065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292271.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 80229065 is about 8957.0678796133. The cubic root of 80229065 is about 431.2978007646.

The spelling of 80229065 in words is "eighty million, two hundred twenty-nine thousand, sixty-five".

Divisors: 1 5 7 35 2292259 11461295 16045813 80229065