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80508099 = 373833719
BaseRepresentation
bin1001100110001…
…11010011000011
312121111020100110
410303013103003
5131102224344
611553322403
71665210330
oct463072303
9177436313
1080508099
1141498a21
1222b66403
13138aa739
14a999987
1571043b9
hex4cc74c3

80508099 has 8 divisors (see below), whose sum is σ = 122679040. Its totient is φ = 46004616.

The previous prime is 80508097. The next prime is 80508121. The reversal of 80508099 is 99080508.

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

It is not a de Polignac number, because 80508099 - 21 = 80508097 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (80508097) 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 7 ways as a sum of consecutive naturals, for example, 1916839 + ... + 1916880.

It is an arithmetic number, because the mean of its divisors is an integer number (15334880).

Almost surely, 280508099 is an apocalyptic number.

80508099 is a deficient number, since it is larger than the sum of its proper divisors (42170941).

80508099 is a wasteful number, since it uses less digits than its factorization.

80508099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3833729.

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 80508099 is about 8972.6305507359. The cubic root of 80508099 is about 431.7972353060.

The spelling of 80508099 in words is "eighty million, five hundred eight thousand, ninety-nine".

Divisors: 1 3 7 21 3833719 11501157 26836033 80508099