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9057272273 = 713117895521
BaseRepresentation
bin10000110111101101…
…10000000111010001
3212101012212002210122
420123312300013101
5122022130203043
64054424440025
7440306354420
oct103366600721
925335762718
109057272273
113928659795
121909319015
13b145b380a
1461cc832b7
15380241368
hex21bdb01d1

9057272273 has 16 divisors (see below), whose sum is σ = 10437905280. Its totient is φ = 7698412800.

The previous prime is 9057272267. The next prime is 9057272297. The reversal of 9057272273 is 3722727509.

It is a cyclic number.

It is not a de Polignac number, because 9057272273 - 216 = 9057206737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9057272243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637753 + ... + 1643273.

It is an arithmetic number, because the mean of its divisors is an integer number (652369080).

Almost surely, 29057272273 is an apocalyptic number.

It is an amenable number.

9057272273 is a deficient number, since it is larger than the sum of its proper divisors (1380633007).

9057272273 is a wasteful number, since it uses less digits than its factorization.

9057272273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448.

The product of its (nonzero) digits is 370440, while the sum is 44.

The square root of 9057272273 is about 95169.7024950693. The cubic root of 9057272273 is about 2084.4867607479.

The spelling of 9057272273 in words is "nine billion, fifty-seven million, two hundred seventy-two thousand, two hundred seventy-three".

Divisors: 1 7 131 917 1789 5521 12523 38647 234359 723251 1640513 5062757 9877069 69139483 1293896039 9057272273