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80340683 = 194228457
BaseRepresentation
bin1001100100111…
…10011011001011
312121011201200212
410302132123023
5131031400213
611545551335
71663612253
oct462363313
9177151625
1080340683
1141394165
1222aa554b
131384c487
14a954963
1570be9a8
hex4c9e6cb

80340683 has 4 divisors (see below), whose sum is σ = 84569160. Its totient is φ = 76112208.

The previous prime is 80340677. The next prime is 80340697. The reversal of 80340683 is 38604308.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80340683 - 26 = 80340619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80340583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114210 + ... + 2114247.

It is an arithmetic number, because the mean of its divisors is an integer number (21142290).

Almost surely, 280340683 is an apocalyptic number.

80340683 is a deficient number, since it is larger than the sum of its proper divisors (4228477).

80340683 is a wasteful number, since it uses less digits than its factorization.

80340683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228476.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 80340683 is about 8963.2964360217. The cubic root of 80340683 is about 431.4977212053.

The spelling of 80340683 in words is "eighty million, three hundred forty thousand, six hundred eighty-three".

Divisors: 1 19 4228457 80340683