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73285693 = 137971359
BaseRepresentation
bin1000101111001…
…00000000111101
312002220022001221
410113210000331
5122230120233
611134433341
71546626625
oct427440075
9162808057
1073285693
1138405698
1220662851
131224c220
149a39885
15667942d
hex45e403d

73285693 has 8 divisors (see below), whose sum is σ = 79923200. Its totient is φ = 66791088.

The previous prime is 73285687. The next prime is 73285711. The reversal of 73285693 is 39658237.

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

It is not a de Polignac number, because 73285693 - 25 = 73285661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73285673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34653 + ... + 36706.

It is an arithmetic number, because the mean of its divisors is an integer number (9990400).

Almost surely, 273285693 is an apocalyptic number.

It is an amenable number.

73285693 is a deficient number, since it is larger than the sum of its proper divisors (6637507).

73285693 is a wasteful number, since it uses less digits than its factorization.

73285693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71451.

The product of its digits is 272160, while the sum is 43.

The square root of 73285693 is about 8560.7063376803. The cubic root of 73285693 is about 418.4784190475.

The spelling of 73285693 in words is "seventy-three million, two hundred eighty-five thousand, six hundred ninety-three".

Divisors: 1 13 79 1027 71359 927667 5637361 73285693