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80008285 = 572285951
BaseRepresentation
bin1001100010011…
…01010001011101
312120112211201211
410301031101131
5130440231120
611534504421
71661026210
oct461152135
9176484654
1080008285
1141187455
1222965111
13137640a6
14a8a9777
15705625a
hex4c4d45d

80008285 has 8 divisors (see below), whose sum is σ = 109725696. Its totient is φ = 54862800.

The previous prime is 80008231. The next prime is 80008301. The reversal of 80008285 is 58280008.

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

It is not a de Polignac number, because 80008285 - 27 = 80008157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1142941 + ... + 1143010.

It is an arithmetic number, because the mean of its divisors is an integer number (13715712).

Almost surely, 280008285 is an apocalyptic number.

It is an amenable number.

80008285 is a deficient number, since it is larger than the sum of its proper divisors (29717411).

80008285 is a wasteful number, since it uses less digits than its factorization.

80008285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285963.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 80008285 is about 8944.7350435885. The cubic root of 80008285 is about 430.9018120691.

The spelling of 80008285 in words is "eighty million, eight thousand, two hundred eighty-five".

Divisors: 1 5 7 35 2285951 11429755 16001657 80008285