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73074513 = 3191282009
BaseRepresentation
bin1000101101100…
…00011101010001
312002111120101110
410112300131101
5122201341023
611130123533
71545060141
oct426603521
9162446343
1073074513
1138280a66
12205805a9
13121a7075
1499c2921
156636a93
hex45b0751

73074513 has 8 divisors (see below), whose sum is σ = 102560800. Its totient is φ = 46152288.

The previous prime is 73074497. The next prime is 73074527. The reversal of 73074513 is 31547037.

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

It is not a de Polignac number, because 73074513 - 24 = 73074497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73074563) 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, 640948 + ... + 641061.

It is an arithmetic number, because the mean of its divisors is an integer number (12820100).

Almost surely, 273074513 is an apocalyptic number.

It is an amenable number.

73074513 is a deficient number, since it is larger than the sum of its proper divisors (29486287).

73074513 is a wasteful number, since it uses less digits than its factorization.

73074513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282031.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 73074513 is about 8548.3631766555. The cubic root of 73074513 is about 418.0760699601.

The spelling of 73074513 in words is "seventy-three million, seventy-four thousand, five hundred thirteen".

Divisors: 1 3 19 57 1282009 3846027 24358171 73074513