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80034249 = 3171679397
BaseRepresentation
bin1001100010100…
…11100111001001
312120121011100110
410301103213021
5130442043444
611535224533
71661165001
oct461234711
9176534313
1080034249
11411a4a09
1222978149
1313772b59
14a8b5001
15705dcb9
hex4c539c9

80034249 has 16 divisors (see below), whose sum is σ = 113678208. Its totient is φ = 49911552.

The previous prime is 80034239. The next prime is 80034271. The reversal of 80034249 is 94243008.

It is a happy number.

It is not a de Polignac number, because 80034249 - 24 = 80034233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80034209) 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, 3819 + ... + 13215.

It is an arithmetic number, because the mean of its divisors is an integer number (7104888).

Almost surely, 280034249 is an apocalyptic number.

It is an amenable number.

80034249 is a deficient number, since it is larger than the sum of its proper divisors (33643959).

80034249 is a wasteful number, since it uses less digits than its factorization.

80034249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9584.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 80034249 is about 8946.1862824334. The cubic root of 80034249 is about 430.9484185951.

The spelling of 80034249 in words is "eighty million, thirty-four thousand, two hundred forty-nine".

Divisors: 1 3 17 51 167 501 2839 8517 9397 28191 159749 479247 1569299 4707897 26678083 80034249