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57227093 = 711743209
BaseRepresentation
bin1101101001001…
…1011101010101
310222200102210222
43122103131111
5104122231333
65402324125
71263264560
oct332233525
9128612728
1057227093
112a337620
12171b9645
13bb18ab1
1478594d7
155056298
hex3693755

57227093 has 8 divisors (see below), whose sum is σ = 71348160. Its totient is φ = 44592480.

The previous prime is 57227057. The next prime is 57227101. The reversal of 57227093 is 39072275.

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

It is a cyclic number.

It is not a de Polignac number, because 57227093 - 26 = 57227029 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 (57227003) 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, 371528 + ... + 371681.

It is an arithmetic number, because the mean of its divisors is an integer number (8918520).

Almost surely, 257227093 is an apocalyptic number.

It is an amenable number.

57227093 is a deficient number, since it is larger than the sum of its proper divisors (14121067).

57227093 is a wasteful number, since it uses less digits than its factorization.

57227093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743227.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 57227093 is about 7564.8590865924. The cubic root of 57227093 is about 385.3605280838.

The spelling of 57227093 in words is "fifty-seven million, two hundred twenty-seven thousand, ninety-three".

Divisors: 1 7 11 77 743209 5202463 8175299 57227093