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73683243 = 333773757
BaseRepresentation
bin1000110010001…
…01000100101011
312010122111102000
410121011010223
5122330330433
611151142043
71553203644
oct431050453
9163574360
1073683243
1138657347
1220814923
131235b16a
149b006cb
156707113
hex464512b

73683243 has 16 divisors (see below), whose sum is σ = 112112160. Its totient is φ = 47793888.

The previous prime is 73683223. The next prime is 73683277. The reversal of 73683243 is 34238637.

It is not a de Polignac number, because 73683243 - 216 = 73617707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73683198 and 73683207.

It is not an unprimeable number, because it can be changed into a prime (73683223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35880 + ... + 37877.

It is an arithmetic number, because the mean of its divisors is an integer number (7007010).

Almost surely, 273683243 is an apocalyptic number.

73683243 is a deficient number, since it is larger than the sum of its proper divisors (38428917).

73683243 is a wasteful number, since it uses less digits than its factorization.

73683243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73803 (or 73797 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 73683243 is about 8583.8943959021. The cubic root of 73683243 is about 419.2337559830.

The spelling of 73683243 in words is "seventy-three million, six hundred eighty-three thousand, two hundred forty-three".

Divisors: 1 3 9 27 37 111 333 999 73757 221271 663813 1991439 2729009 8187027 24561081 73683243