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80223283 = 760119069
BaseRepresentation
bin1001100100000…
…01110000110011
312120221202122201
410302001300303
5131014121113
611543244031
71662613060
oct462016063
9176852581
1080223283
1141313a38
1222a49617
131380abca
14a923c67
157099cdd
hex4c81c33

80223283 has 8 divisors (see below), whose sum is σ = 91841120. Its totient is φ = 68644800.

The previous prime is 80223229. The next prime is 80223307. The reversal of 80223283 is 38232208.

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

It is not a de Polignac number, because 80223283 - 225 = 46668851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80223203) 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, 5328 + ... + 13741.

It is an arithmetic number, because the mean of its divisors is an integer number (11480140).

Almost surely, 280223283 is an apocalyptic number.

80223283 is a deficient number, since it is larger than the sum of its proper divisors (11617837).

80223283 is a wasteful number, since it uses less digits than its factorization.

80223283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19677.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 80223283 is about 8956.7451119254. The cubic root of 80223283 is about 431.2874394997.

The spelling of 80223283 in words is "eighty million, two hundred twenty-three thousand, two hundred eighty-three".

Divisors: 1 7 601 4207 19069 133483 11460469 80223283