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73985673 = 3211116881
BaseRepresentation
bin1000110100011…
…10111010001001
312011012212021010
410122032322021
5122420020143
611201434133
71555603446
oct432167211
9164185233
1073985673
1138843593
122093b949
1312435a08
149b7c9cd
156766a33
hex468ee89

73985673 has 8 divisors (see below), whose sum is σ = 99115936. Its totient is φ = 49089600.

The previous prime is 73985663. The next prime is 73985701. The reversal of 73985673 is 37658937.

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

It is not a de Polignac number, because 73985673 - 24 = 73985657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73985663) 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, 57808 + ... + 59073.

It is an arithmetic number, because the mean of its divisors is an integer number (12389492).

Almost surely, 273985673 is an apocalyptic number.

It is an amenable number.

73985673 is a deficient number, since it is larger than the sum of its proper divisors (25130263).

73985673 is a wasteful number, since it uses less digits than its factorization.

73985673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117095.

The product of its digits is 952560, while the sum is 48.

The square root of 73985673 is about 8601.4924867723. The cubic root of 73985673 is about 419.8065492328.

The spelling of 73985673 in words is "seventy-three million, nine hundred eighty-five thousand, six hundred seventy-three".

Divisors: 1 3 211 633 116881 350643 24661891 73985673